aridum (M.E. Jones) Barkworth Present in the Texas flora (treated as Stipa arida M.E. Jones by Hatch et al, 1990) and known locally as: Mormon needlegrass, desert needlegrass (Texas Distribution by vegetation zone) Synonymy: Stipa arida M.E. Jones

X bloomeri (Boland.) Barkworth [hymenoides X occidentale] Synonymy: Oryzopsis bloomeri (Boland.) Ricker , Stipa bloomeri Boland. , Stiporyzopsis bloomeri (Boland.) B.L. Johnson

brachychaetum (Godr.) Barkworth Synonymy: Nassella brachychaeta (Godr.) Barkworth , Stipa brachychaeta Godr.

caudatum (Trin.) Barkworth, comb. nov. ined. Synonymy: Stipa littoralis Phil.

clandestinum (Hack.) Barkworth Present in the Texas flora (treated as Stipa clandestina Hack. by Hatch et al, 1990) (Texas Distribution by vegetation zone) Synonymy: Stipa clandestina Hack.

contractum (B.L. Johnson) Barkworth Synonymy: Oryzopsis contracta (B.L. Johnson) Schlechter , Oryzopsis hymenoides var. contracta B.L. Johnson , Stipa contracta (B.L. Johnson) W.A. Weber

coronatum (Thurb.) Barkworth Synonymy: Stipa coronata Thurb.

curvifolium (Swallen) Barkworth Present in the Texas flora (treated as Stipa curvifolia Swallen by Hatch et al, 1990) and known locally as: Guadalupe needlegrass (Texas Distribution by vegetation zone) Synonymy: Stipa curvifolia Swallen

diegoense (Swallen) Barkworth Synonymy: Stipa diegoensis Swallen

eminens (Cav.) Barkworth Synonymy: Stipa eminens Cav.

hendersonii (Vasey) Barkworth Synonymy: Oryzopsis hendersonii Vasey , Stipa hendersonii (Vasey) Muhl.

hymenoides (Roemer & J.A. Schultes) Barkworth Present in the Texas flora (treated as Oryzopsis hymenoides (Roem. & Schult.) Richker ex Piper by Hatch et al, 1990) and known locally as: Indian ricegrass (Texas Distribution by vegetation zone) Synonymy: Ericoma cuspidata Nutt. , Oryzopsis hymenoides (Roemer & J.A. Schultes) Ricker ex Piper , Stipa hymenoides Roemer & J.A. Schultes

latiglume (Swallen) Barkworth Synonymy: Stipa latiglumis Swallen

lemmonii (Swallen) Barkworth

var. lemmonii Synonymy: Stipa lemmonii (Vasey) Scribn. , Stipa lemmonii var. jonesii Scribn.

var. pubescens (Crampton) Barkworth Synonymy: Stipa lemmonii var. pubescens Crampton

lettermanii (Vasey) Barkworth Synonymy: Stipa lettermanii Vasey

lobatum (Swallen) Barkworth Present in the Texas flora (treated as Stipa lobata Swallen by Hatch et al, 1990) and known locally as: Littleawn needlegrass, lobate needlegrass (Texas Distribution by vegetation zone) Synonymy: Stipa lobata Swallen

nelsonii (Scribn.) Barkworth

ssp. dorei (Barkworth & Maze) Barkworth Synonymy: Stipa columbiana auct. non Macoun , Stipa minor (Vasey) Scribn. , Stipa nelsonii ssp. dorei Barkworth & Maze , Stipa nelsonii var. dorei (Barkworth & Maze) Dorn , Stipa occidentalis var. minor sensu C.L. Hitchc., non (Vasey) C.L. Hitchc.

ssp. longiaristatum (Barkworth & Maze) Barkworth Synonymy: Stipa nelsonii var. longiaristata Barkworth & Maze

ssp. nelsonii Synonymy: Stipa columbiana var. nelsonii (Scribn.) St. John , Stipa nelsonii Scribn. , Stipa occidentalis var. nelsonii (Scribn.) C.L. Hitchc. , Stipa williamsii Scribn.

nevadense (B.L. Johnston) Barkworth Synonymy: Stipa nevadensis B.L. Johnson

occidentale (Thurb. ex S. Wats.) Barkworth

ssp. californicum (Merr. & Burtt-Davey ex Hall) Barkworth Synonymy: Stipa californica Merr. & Burtt-Davy ex Hall , Stipa occidentalis var. californica (Merr. & Burtt-Davy ex Hall) C.L. Hitchc.

ssp. occidentale Synonymy: Stipa occidentalis Thurb. ex S. Wats.

ssp. pubescens (Vasey) Barkworth Synonymy: Stipa occidentalis var. pubescens (Vasey) Maze, Taylor & MacBryde , Stipa elmeri Piper & Brodie ex Scribn.

papposum (Nees) Barkworth

parishii (Vasey) Barkworth

var. depauperatum (M.E. Jones) Barkworth Synonymy: Stipa coronata var. depauperata (M.E. Jones) A.S. Hitchc.

var. parishii Synonymy: Stipa coronata var. parishii (Vasey) A.S. Hitchc. , Stipa parishii Vasey

perplexum Hoge & Barkworth Synonymy: Stipa perplexa (Hoge & Barkworth) J. Wipff & S.D. Jones

pinetorum (M.E. Jones) Barkworth Synonymy: Stipa pinetorum M.E. Jones

richardsonii (Link) Barkworth Synonymy: Stipa richardsonii Link

robustum (Vasey) Barkworth Synonymy: Stipa robusta (Vasey) Scribn. , Stipa vaseyi Scribn.

scribneri (Vasey) Barkworth Synonymy: Stipa scribneri Vasey

speciosum (Trin. & Rupr.) Barkworth Synonymy: Stipa speciosa Trin. & Rupr.

stillmanii (Bolander) Barkworth Synonymy: Stipa stillmanii Boland.

swallenii (C.L. Hitchc. & Spellenberg) Barkworth Synonymy: Oryzopsis swallenii C.L. Hitchc. & Spellenberg

thurberianum (Piper) Barkworth Synonymy: Stipa thurberiana Piper

webberi (Thurb.) Barkworth Synonymy: Oryzopsis webberi (Thurb.) Benth. ex Vasey , Stipa webberi (Thurb.) B.L. Johnson

X Achnella Barkworth

X caduca (Beal) Barkworth [Achnatherum hymenoides X Nassella viridula] Synonymy: Oryzopsis caduca Beal

Aegilops L. - GOAT GRASS

crassa Boiss.

cylindrica Host Present in the Texas flora (treated as Triticum cylindricum (Host) Ces. by Hatch et al, 1990) and known locally as: Jointed goat-grass (Texas Distribution by vegetation zone) Synonymy: Aegilops cylindrica var. rubiginosa Popova , Aegilops tauschii auct. non Coss. , Cylindropyrum cylindricum (Host) A. Löve , Triticum cylindricum (Host) Ces., Pass. & Gib.

geniculata Roth Synonymy: Aegilops ovata L. p.p. , Triticum ovatum (L.) Gren. & Godr. p.p.

triuncialis L. Synonymy: Triticum triunciale (L.) Raspail

Aegopogon Humb. & Bonpl. ex Willd. - FRAGILE GRASS

cenchroides Humb. & Bonpl.

tenellus (DC.) Trin. Synonymy: Aegopogon tenellus var. abortivus (Fourn.) Beetle , Lamarckia tenella DC.

X Agropogon Fourn.

X littoralis (Sm.) C.E. Hubbard [Agrostis stolonifera X Polypogon monospeliensis] Synonymy: Polypogon littoralis Sm.

Agropyron Gaertn. - WHEAT GRASS

cristatum (L.) Gaertn. Present in the Texas flora and known locally as: Crested wheatgrass (Texas Distribution by vegetation zone)

ssp. pectinatum (Bieb.) Tzvelev Synonymy: Agropyron cristatiforme Sarkar , Agropyron pectiniforme Roemer & J.A. Schultes

desertorum (Fisch. ex Link) J.A. Schultes Synonymy: Agropyron cristatum ssp. desertorum (Fisch. ex Link) A. Löve , Agropyron cristatum var. desertorum (Fisch. ex Link) Dorn

fragile (Roth) P. Candargy

ssp. sibiricum (Willd.) Melderis Synonymy: Agropyron cristatum ssp. fragile (Roth) A. Löve p.p. , Agropyron cristatum var. fragile (Roth) Dorn p.p. , Agropyron fragile var. sibiricum (Willd.) Tzvelev , Agropyron sibiricum (Willd.) Beauv.

Agrostis L. - BENT

aequivalvis (Trin.) Trin. Synonymy: Podagrostis aequivalvis (Trin.) Scribn. & Merr.

alascana Hultén Synonymy: Agrostis aenea Trin. , Agrostis melaleuca (Trin.) A.S. Hitchc.

ampla A.S. Hitchc.

aristiglumis Swallen

avenacea J.F. Gmel. Present in the Texas flora and known locally as: Pacific bentgrass (Texas Distribution by vegetation zone) Synonymy: Agrostis retrofracta Willd.

blasdalei A.S. Hitchc.

var. blasdalei Synonymy: Agrostis breviculmis auct. non A.S. Hitchc.

var. marinensis Crampton

californica Trin. Synonymy: Agrostis densiflora Vasey , Agrostis glomerata auct. non (J. Presl) Kunth

canina L. Synonymy: Agrostis canina var. varians (Thuill.) Ducomm.

capillaris L. Synonymy: Agrostis sylvatica Huds. , Agrostis tenuis Sibthorp , Agrostis tenuis var. aristata (Parnell) Druce , Agrostis tenuis var. hispida (Willd.) Philipson , Agrostis tenuis var. pumila (L.) Druce

clavata Trin.

clivicola Crampton

var. clivicola

var. punta-reyesensis Crampton

diegoensis Vasey Synonymy: Agrostis pallens var. vaseyi St. John

elliottiana J.A. Schultes Present in the Texas flora and known locally as: Elliott bentgrass, annual ticklegrass (Texas Distribution by vegetation zone) Synonymy: Agrostis exigua Thurb.

exarata Trin. Present in the Texas flora and known locally as: Spike bentgrass (Texas Distribution by vegetation zone)

var. exarata Synonymy: Agrostis asperifolia Trin. , Agrostis exarata var. pacifica Vasey

var. minor Hook. Synonymy: Agrostis exarata ssp. minor (Hook.) C.L. Hitchc. , Agrostis exarata var. purpurascens Hultén

var. monolepis (Torr.) A.S. Hitchc.

geminata Trin. Synonymy: Agrostis hyemalis var. geminata (Trin.) A.S. Hitchc. , Agrostis scabra var. geminata (Trin.) Swallen

gigantea Roth Present in the Texas flora and known locally as: redtop (Texas Distribution by vegetation zone) Synonymy: Agrostis alba auct. non L. , Agrostis gigantea var. dispar (Michx.) Philipson , Agrostis nigra With. , Agrostis stolonifera ssp. gigantea (Roth) Schuebl. & Martens , Agrostis stolonifera var. major (Gaudin) Farw.

hallii Vasey

var. hallii

var. pringlei (Scribn.) A.S. Hitchc.

hendersonii A.S. Hitchc. Synonymy: Agrostis microphylla var. hendersonii (A.S. Hitchc.) Beetle

hooveri Swallen

howellii Scribn.

humilis Vasey Synonymy: Podagrostis humilis (Vasey) Björkman

hyemalis (Walt.) B.S.P. Present in the Texas flora and known locally as: Winter bentgrass, fly-away grass, ticklegrass (Texas Distribution by vegetation zone) Synonymy: Agrostis antecedens Bickn. , Cornucopiae hyemalis Walt.

idahoensis Nash

var. bakeri (Rydb.) W.A. Weber Synonymy: Agrostis bakeri Rydb.

var. idahoensis Synonymy: Agrostis clavata auct. non Trin. , Agrostis filicumis M.E. Jones

inflata Scribn.

lepida A.S. Hitchc.

longiligula A.S. Hitchc.

var. australis J.T. Howell

var. longiligula

mertensii Trin. Synonymy: Agrostis borealis Hartman , Agrostis borealis var. americana (Scribn.) Fern. , Agrostis borealis var. paludosa (Scribn.) Fern. , Agrostis mertensii ssp. borealis (Hartman) Tzvelev , Agrostis rupestris auct. non All.

microphylla Steud.

var. major Vasey

var. microphylla Synonymy: Agrostis microphylla var. intermedia Beetle

nebulosa Boiss. & Reut. Synonymy: Neoschischkinia nebulosa (Boiss. & Reut.) Tzvelev

oregonensis Vasey

pallens Trin.

perennans (Walt.) Tuckerman Present in the Texas flora and known locally as: Autumn bentgrass (Texas Distribution by vegetation zone) Synonymy: Agrostis altissima (Walt.) Tuckerman , Agrostis elata (Pursh) Trin. , Agrostis oreophila Trin. , Agrostis perennans var. aestivalis Vasey , Agrostis perennans var. elata (Pursh) A.S. Hitchc. , Agrostis schweinitzii Trin. , Cornucopiae perennans Walt.

rossiae Vasey Synonymy: Agrostis variabilis auct. non Rydb.

sandwicensis Hbd. Synonymy: Agrostis fallax Hbd.

scabra Willd. Present in the Texas flora and known locally as: Rough bentgrass (Texas Distribution by vegetation zone)

var. scabra Synonymy: Agrostis hyemalis var. tenuis (Tuckerman) Gleason

var. septentrionalis Fern. Synonymy: Agrostis scabra ssp. septentrionalis (Fern.) A.& D. Löve

stolonifera L. Present in the Texas flora (treated as Agrostis stolonifera L. var. palustris (Huds.) Farw. by Hatch et al, 1990) and known locally as: Creeping bentgrass (Texas Distribution by vegetation zone) Synonymy: Agrostis alba var. palustris (Huds.) Pers. , Agrostis alba var. stolonifera (L.) Sm. , Agrostis maritima Lam. , Agrostis palustris Huds. , Agrostis stolonifera var. compacta Hartman , Agrostis stolonifera var. palustris (Huds.) Farw.

tandilensis (Kuntze) Parodi Synonymy: Agrostis kennedyana Beetle

thurberiana A.S. Hitchc. Synonymy: Podagrostis thurberiana (A.S. Hitchc.) Hultén

variabilis Rydb.

vinealis Schreb.

ssp. trinii (Turcz.) Tzvelev Synonymy: Agrostis trinii Turcz.

ssp. vinealis Synonymy: Agrostis canina ssp. montana (Hartman) Hartman , Agrostis canina var. montana Hartman , Agrostis stricta J.F. Gmel.

Aira L. - SILVER HAIR GRASS

caryophyllea L. Present in the Texas flora, local name unknown. (Texas Distribution by vegetation zone) Synonymy: Aspris caryophyllea (L.) Nash

elegans Willd. ex Kunth Present in the Texas flora and known locally as: Annual hairgrass (Texas Distribution by vegetation zone) Synonymy: Aira capillaris Host, non Savi , Aira elegans ssp. ambigua (Arcang.) Holub , Aira elegantissima Schur , Aspris capillaris (Host) A.S. Hitchc.

praecox L. Synonymy: Aspris praecox (L.) Nash

Allolepis Söderstrom & Decker - TEXAS-SALT

texana (Vasey) Söderstrom & Decker Present in the Texas flora, local name unknown. (Texas Distribution by vegetation zone) Synonymy: Distichlis texana (Vasey) Scribn.

Alopecurus L. - MEADOW-FOXTAIL

aequalis Sobol.

var. aequalis Synonymy: Alopecurus aequalis var. natans (Wahlenb.) Fern. , Alopecurus aristulatus Michx. , Alopecurus geniculatus var. aristulatus (Michx.) Torr.

var. sonomensis Rubtzoff

arundinaceus Poir. Synonymy: Alopecurus ventricosus Pers., non (Gouan) Huds.

borealis Trin. Synonymy: Alopecurus alpinus Sm., non Villars , Alopecurus alpinus ssp. glaucus (Less.) Hultén , Alopecurus alpinus ssp. stejnegeri (Vasey) Hultén , Alopecurus alpinus var. glaucus (Less.) Krylov , Alopecurus alpinus var. stejnegeri (Vasey) Hultén , Alopecurus glaucus Less. , Alopecurus occidentalis Scribn. & Tweedy

carolinianus Walt. Present in the Texas flora and known locally as: Caolina foxtail (Texas Distribution by vegetation zone) Synonymy: Alopecurus macounii Vasey , Alopecurus ramosus Poir.

creticus Trin.

geniculatus L.

var. geniculatus Synonymy: Alopecurus pallescens Piper

var. microstachyus Uechtr.

myosuroides Huds. Present in the Texas flora and known locally as: Mouse foxtail, slimspike foxtail (Texas Distribution by vegetation zone) Synonymy: Alopecurus agrestis L.

pratensis L.

rendlei Eig.

saccatus Vasey Synonymy: Alopecurus howellii Vasey

Ammophila Host - BEACH GRASS

arenaria (L.) Link

breviligulata Fern. Synonymy: Ammophila champlainensis Seymour

Ampelodesmos Link - MAURITANIAN GRASS

mauritanica (Poir.) T. Dur. & Schinz

Amphibromus Nees - WALLABY GRASS

scabrivalvis (Trin.) Swallen

Amphicarpum Kunth - GOOBER GRASS

muehlenbergianum (J.A. Schultes) A.S. Hitchc. Synonymy: Amphicarpum floridanum Chapman

purshii Kunth Synonymy: Amphicarpum amphicarpon (Pursh) Nash

Andropogon L. - BLUESTEM

arctatus Chapman Synonymy: Leptopogon carinatus subva. arctatus (Chapman) Roberty

bicornis L.

brachystachyus Chapman

floridanus Scribn.

gerardii Vitman Present in the Texas flora and known locally as: Big bluestem (Texas Distribution by vegetation zone) Synonymy: Andropogon chrysocomus Nash , Andropogon furcatus Muhl. ex Willd. , Andropogon gerardii var. chrysocomus (Nash) Fern. , Andropogon provincialis Lam.

glomeratus (Walt.) B.S.P. Present in the Texas flora and known locally as: Bushy bluestem, bushy beardgrass (Texas Distribution by vegetation zone)

var. glaucopsis (Ell.) C. Mohr Synonymy: Andropogon virginicus var. glaucopsis (Ell.) A.S. Hitchc.

var. glomeratus Synonymy: Andropogon virginicus var. abbreviatus (Hack.) Fern. & Grisc. , Andropogon virginicus var. corymbosus (Chapman ex Hack.) Fern. & Grisc. , Cinna glomerata Walt.

var. hirsutior (Hack.) C. Mohr Synonymy: Andropogon virginicus var. hirsutior (Hack.) A.S. Hitchc.

var. pumilus Vasey ex Dewey

var. scabriglumis C. Campbell

gyrans Ashe Present in the Texas flora and known locally as: Elliott bluestem, Elliott beardgrass (Texas Distribution by vegetation zone)

var. gyrans Synonymy: Andropogon campyloracheus Nash , Andropogon elliottii Chapman , Andropogon elliottii var. gracilior Hack. , Andropogon elliottii var. projectus Fern. & Grisc. , Andropogon subtenuis Nash

var. stenophyllus (Hack.) C. Campbell Synonymy: Andropogon perangustatus Nash , Andropogon virginicus var. stenophyllus (Hack.) Fern. & Grisc.

hallii Hack. Present in the Texas flora (treated as Andropogon gerardii Vitman var. paucipilus (Nash) Fern. by Hatch et al, 1990) and known locally as: Sand bluestem (Texas Distribution by vegetation zone) Synonymy: Andropogon gerardii var. incanescens (Hack.) Boivin , Andropogon gerardii var. paucipilus (Nash) Fern. , Andropogon hallii var. incanescens Hack. , Andropogon paucipilus Nash

leucostachyus Kunth

liebmannii Hack.

longiberbis Hack.

mohrii (Hack.) Hack. ex Vasey Synonymy: Anatherum virginicum subva. r. mohrii (Hack.) Roberty , Andropogon liebmannii var. pungensis (Ashe) C. Campbell

spadiceus Swallen Present in the Texas flora, local name unknown. (Texas Distribution by vegetation zone)

ternarius Michx. Present in the Texas flora and known locally as: Splitbeard bluestem, splitbeard beardgrass, silvery beardgrass, fearther bluestem (Texas Distribution by vegetation zone) Synonymy: Andropogon cabanisii Hack. , Andropogon ternarius var. cabanisii (Hack.) Fern. & Grisc. , Andropogon ternarius var. glaucescens (Scribn.) Fern. & Grisc.

tracyi Nash

virginicus L. Present in the Texas flora and known locally as: Broomsedge bluestem, yellowsedge bluestem, Virginia bluestem, broomsedge (Texas Distribution by vegetation zone)

var. decipiens C. Campbell

var. glaucus Hack. Synonymy: Andropogon capillipes Nash

var. virginicus Synonymy: Anatherum virginicum subva. r. tetrastachyum (Ell.) Roberty , Andropogon virginicus var. tetrastachyus (Ell.) Hack.

Anthaenantia Beauv. - SILKYSCALE

rufa (Nutt.) J.A. Schultes Present in the Texas flora and known locally as: Purple silkyscale (Texas Distribution by vegetation zone)

villosa (Michx.) Beauv. Present in the Texas flora and known locally as: Green silkyscale (Texas Distribution by vegetation zone)

Anthephora Schreb. - OLDFIELD GRASS

hermaphrodita (L.) Kuntze Synonymy: Tripsacum hermaphrodita L.

Anthoxanthum L. - SWEET VERNAL GRASS

aristatum Boiss. Synonymy: Anthoxanthum odoratum var. puelii (Lecoq & Lamotte) Coss. & Durieu , Anthoxanthum puelii Lecoq & Lamotte

odoratum L.

ssp. alpinum (A.& D. Löve) B. Jones & Melderis Synonymy: Anthoxanthum alpinum A.& D. Löve

ssp. odoratum

Apera Adans. - SILKY-BENT

interrupta (L.) Beauv. Synonymy: Agrostis interrupta L.

spica-venti (L.) Beauv. Synonymy: Agrostis spica-venti L.

Apluda L.

mutica L.

Arctagrostis Griseb. - ARCTIC-BENT

latifolia (R. Br.) Griseb.

ssp. arundinacea (Trin.) Tzvelev Synonymy: Arctagrostis angustifolia Nash , Arctagrostis angustifolia var. crassispica Bowden , Arctagrostis arundinacea (Trin.) Beal , Arctagrostis latifolia var. angustifolia (Nash) Hultén , Arctagrostis latifolia var. arundinacea (Trin.) Griseb. , Arctagrostis poaeoides Nash

ssp. latifolia Synonymy: Arctagrostis latifolia ssp. nahanniensis Porsild , Arctagrostis latifolia var. longiglumis Polunin , Colpodium latifolium R. Br.

Arctophila Rupr. ex Anderss. - PENDANT GRASS

fulva (Trin.) Rupr. ex Anderss. Synonymy: Colpodium fulvum (Trin.) Griseb.

Aristida L. - THREE-AWN

adscensionis L. Present in the Texas flora and known locally as: Sixweeks threeawn (Texas Distribution by vegetation zone) Synonymy: Aristida adscensionis var. abortiva Beetle , Aristida adscensionis var. modesta Hack. , Aristida fasciculata Torr.

arizonica Vasey Present in the Texas flora and known locally as: Arizona threeawn (Texas Distribution by vegetation zone)

basiramea Engelm. ex Vasey Present in the Texas flora, local name unknown. (Texas Distribution by vegetation zone)

beyrichiana Trin. & Rupr.

brownii Warnock Present in the Texas flora, local name unknown. (Texas Distribution by vegetation zone)

californica Thurb. ex S. Wats.

var. californica

var. glabrata Vasey Synonymy: Aristida glabrata (Vasey) A.S. Hitchc.

chaseae A.S. Hitchc. Listed by the U.S. FWS as endangered. The FWS range of distribution is: U.S.A. (PR). Listed on April 27, 1993 (Volume 58 Federal Register 25758).

cognata Trin. & Rupr.

condensata Chapman Synonymy: Aristida condensata var. combsii (Scribn. & Ball) Henr.

desmantha Trin. & Rupr. Present in the Texas flora and known locally as: Curly threeawn, western tripleawn grass, western threeawn (Texas Distribution by vegetation zone)

dichotoma Michx. Present in the Texas flora and known locally as: Churchmouse threeawn, povertygrass (Texas Distribution by vegetation zone)

var. curtissii Gray ex S. Wats. & Coult. Synonymy: Aristida basiramea var. curtissii (Gray ex S. Wats. & Coult.) Shinners , Aristida curtissii (Gray ex S. Wats. & Coult.) Nash

var. dichotoma

divaricata Humb. & Bonpl. ex Willd. Present in the Texas flora and known locally as: Poverty threeawn (Texas Distribution by vegetation zone)

floridana (Chapman) Vasey

gyrans Chapman

havardii Vasey Present in the Texas flora (treated as Aristida barbata Fourn. by Hatch et al, 1990) and known locally as: Harvard threeawn (Texas Distribution by vegetation zone) Synonymy: Aristida barbata Fourn.

lanosa Muhl. ex Ell. Present in the Texas flora and known locally as: Woollysheath threeawn, wooly tripleawn grass, woolly threeawn (Texas Distribution by vegetation zone) Synonymy: Aristida lanosa var. macera Fern. & Grisc.

longespica Poir.

var. geniculata (Raf.) Fern. Present in the Texas flora and known locally as: Kearney threeawn, plains threeawn (Texas Distribution by vegetation zone) Synonymy: Aristida geniculata Raf. , Aristida intermedia Scribn. & Ball , Aristida necopina Shinners

var. longespica Present in the Texas flora and known locally as: Slimspike threeawn, slender threeawn (Texas Distribution by vegetation zone) Synonymy: Aristida gracilis Ell.

mohrii Nash

oligantha Michx. Present in the Texas flora and known locally as: Oldfield threeawn, prairie threeawn, few-flowered aristida (Texas Distribution by vegetation zone)

palustris (Chapman) Vasey Present in the Texas flora and known locally as: Longleaf threeawn (Texas Distribution by vegetation zone) Synonymy: Aristida affinis auct. non (J.A. Schultes) Kunth

pansa Woot. & Standl. Present in the Texas flora and known locally as: Wooton threeawn (Texas Distribution by vegetation zone)

var. dissita (I.M. Johnston) Beetle Synonymy: Aristida dissita I.M. Johnston

var. pansa

patula Chapman ex Nash

portoricensis Pilger Listed by the U.S. FWS as endangered, the FWS local name is Pelos del diablo and the FWS range is: U.S.A. (PR). Listed on August 8, 1990 (Volume 55 Federal Register 32257).

purpurascens Poir. Present in the Texas flora and known locally as: Arrowfeather threeawn, broomsedge, arrowgrass (Texas Distribution by vegetation zone)

var. purpurascens Synonymy: Aristida affinis (J.A. Schultes) Kunth , Aristida purpurascens var. minor Vasey

var. tenuispica (A.S. Hitchc.) Allred Synonymy: Aristida tenuispica A.S. Hitchc.

var. virgata (Trin.) Allred Present in the Texas flora (treated as Aristida virgata Trin. by Hatch et al, 1990) and known locally as: Trinius threeawn (Texas Distribution by vegetation zone) Synonymy: Aristida virgata Trin.

purpurea Nutt.

var. fendleriana (Steud.) Vasey Synonymy: Aristida fendleriana Steud.

var. longiseta (Steud.) Vasey Present in the Texas flora and known locally as: Red threeawn, dogtown-grass, longawned-aristida, longawned threeawn (Texas Distribution by vegetation zone) Synonymy: Aristida longiseta Steud. , Aristida longiseta var. rariflora A.S. Hitchc. , Aristida longiseta var. robusta Merr. , Aristida purpurea var. robusta (Merr.) Piper

var. nealleyi (Vasey) Allred Synonymy: Aristida glauca (Nees) Walp. , Aristida nealleyi (Vasey) Vasey , Aristida purpurea var. glauca (Nees) A.& N. Holmgren , Aristida reverchonii Vasey , Aristida stricta var. nealleyi Vasey

var. parishii (A.S. Hitchc.) Allred Synonymy: Aristida parishii A.S. Hitchc. , Aristida wrightii var. parishii (A.S. Hitchc.) Gould

var. perplexa Allred & Valdés-Reyna

var. purpurea Present in the Texas flora and known locally as: Purple threeawn, purple needle-grass (Texas Distribution by vegetation zone) Synonymy: Aristida purpurea var. laxiflora Merr. , Aristida roemeriana Scheele

var. wrightii (Nash) Allred Present in the Texas flora and known locally as: Wright threeawn, Wright tripleawn grass (Texas Distribution by vegetation zone) Synonymy: Aristida wrightii Nash

ramosissima Engelm. ex Gray Present in the Texas flora and known locally as: S-curve threeawn (Texas Distribution by vegetation zone)

var. chaseana Henr.

var. ramosissima

refracta Griseb.

rhizomophora Swallen

schiedeana Trin. & Rupr.

var. orcuttiana (Vasey) Allred & Valdés-Reyna Present in the Texas flora and known locally as: Singleawn aristida, beggarstick threeawn, Orcutt's threeawn (Texas Distribution by vegetation zone)

simpliciflora Chapman

spiciformis Ell.

stricta Michx.

suringarii Henr.

swartziana Steud.

ternipes Cav. Present in the Texas flora and known locally as: Spidergrass (Texas Distribution by vegetation zone)

var. gentilis (Henr.) Allred Present in the Texas flora (treated as Aristida hamulosa Henr. by Hatch et al, 1990) and known locally as: Hook threeawn (Texas Distribution by vegetation zone) Synonymy: Aristida hamulosa Henr. , Aristida ternipes var. hamulosa (Henr.) Trent

var. minor (Vasey) A.S. Hitchc.

var. ternipes

tuberculosa Nutt.

Arrhenatherum Beauv. - TALL OAT GRASS

elatius (L.) J.& K. Presl

var. biaristatum (Peterm.) Peterm.

var. bulbosum (Willd.) Spenner Synonymy: Arrhenatherum elatius var. tuberosum Thiel.

var. elatius Synonymy: Avena elatior L.

Arthraxon Beauv. - CARP GRASS

castratus (Griffith) Naray. ex Bor

hispidus (Thunb.) Makino Present in the Texas flora, local name unknown. No Texas distribution data available Synonymy: Arthraxon ciliaris var. cryptatherus Hack. , Arthraxon hispidus var. cryptatherus (Hack.) Honda , Phalaris hispida Thunb.

Arthrostylidium Rupr. - CLIMBING BAMBOO

capillifolium Griseb.

multispicatum Pilger

sarmentosum Pilger

Arundinaria Michx. - GIANT CANE

gigantea (Walt.) Muhl. Present in the Texas flora and known locally as: Giant-cane, southern cane (Texas Distribution by vegetation zone)

ssp. gigantea

ssp. macrosperma (Michx.) McClure

ssp. tecta (Walt.) McClure Synonymy: Arundinaria tecta (Walt.) Muhl. , Arundo tecta Walt.

simonii (Carr.) A.& C. RiviŠre Synonymy: Pleioblastus simonii (Carr.) Nakai

Arundinella Raddi - RABO-DE-GATO

confinis (J.A. Schultes) A.S. Hitchc. & Chase Synonymy: Piptatherum confine J.A. Schultes

Arundo L. - GIANT-REED

donax L. Present in the Texas flora and known locally as: Giantreed (Texas Distribution by vegetation zone)

var. donax

var. versicolor (P. Mill.) Stokes Synonymy: Arundo versicolor P. Mill.

Avena L. - OAT

barbata Pott ex Link Synonymy: Avena hirstua Moench

fatua L. Present in the Texas flora and known locally as: Wild oat (Texas Distribution by vegetation zone) Synonymy: Avena fatua var. glabrata Peterm. , Avena fatua var. vilis (Wallr.) Hausskn. , Avena hybrida Peterm. ex Reichenb. p.p.

occidentalis Durieu

sativa L. Present in the Texas flora (treated as Avena fatua L. var. sativa (L.) Hausskn. by Hatch et al, 1990) and known locally as: Common oat, cultivated oat (Texas Distribution by vegetation zone) Synonymy: Avena byzantina K. Koch , Avena fatua var. sativa (L.) Hausskn. , Avena hybrida Peterm. ex Reichenb. p.p. , Avena sativa var. orientalis (Schreb.) Alef.

sterilis L.

ssp. ludoviciana (Durieu) Gill & Magne Synonymy: Avena ludoviciana Durieu , Avena persica Steud. , Avena sterilis var. ludoviciana (Durieu) Nyman

ssp. sterilis

strigosa Schreb.

Axonopus Beauv. - CARPET GRASS

aureus Beauv.

compressus (Sw.) Beauv. Synonymy: Anastrophus compressus (Sw.) Schlecht. ex Doell , Milium compressum Sw.

fissifolius (Raddi) Kuhlm. Present in the Texas flora (treated as Axonopus affinis Chase by Hatch et al, 1990) and known locally as: Common carpetgrass (Texas Distribution by vegetation zone) Synonymy: Axonopus affinis Chase

furcatus (Fluegge) A.S. Hitchc. Present in the Texas flora and known locally as: Big carpetgrass, flat crabgrass (Texas Distribution by vegetation zone) Synonymy: Anastrophus furcatus (Fluegge) Nash , Panicum furcatum Fluegge

Bambusa Schreb. - BAMBOO

bambos (L.) Voss

glaucescens (Willd.) Sieb. ex Munro Synonymy: Bambusa multiplex auct. non (Lour.) Raeusch. ex J.A. & J.H. Schultes , Ludolfia glaucescens Willd.

multiplex (Lour.) Raeusch. ex J.A. & J.H. Schultes (NOTE: Presence in the North American flora not certain. Please contact BONAP if vouchered records are available.)

vulgaris Schrad. ex J.C. Wendl.

Beckmannia Host - SLOUGH GRASS

syzigachne (Steud.) Fern. Synonymy: Beckmannia eruciformis auct. non (L.) Host , Beckmannia eruciformis ssp. baicalensis (Kusnez.) Hultén , Beckmannia eruciformis var. uniflora Scribn. ex Gray , Beckmannia syzigachne ssp. baicalensis (Kusnez.) Koyama & Kawano , Beckmannia syzigachne var. uniflora (Scribn. ex Gray) Boivin

Blepharidachne Hack. - DESERT GRASS

bigelovii (S. Wats.) Hack. Present in the Texas flora and known locally as: Biglow desertgrass (Texas Distribution by vegetation zone)

kingii (S. Wats.) Hack.

Blepharoneuron Nash - PINE-DROPSEED

tricholepis (Torr.) Nash Present in the Texas flora and known locally as: Dropseed, hairy dropseed (Texas Distribution by vegetation zone) Synonymy: Vilfa tricholepis Torr.

Bothriochloa Kuntze - BEARD GRASS

alta (A.S. Hitchc.) Henr. Present in the Texas flora and known locally as: Tall bluestem (Texas Distribution by vegetation zone) Synonymy: Andropogon altus A.S. Hitchc.

barbinodis (Lag.) Herter

var. barbinodis Present in the Texas flora and known locally as: Cane bluestem, cane beardgrass, bristlejoint bluestem (Texas Distribution by vegetation zone) Synonymy: Andropogon barbinodis Lag.

var. palmeri (Hack.) de Wet Synonymy: Bothriochloa palmeri (Hack.) Gould

var. perforata (Trin. ex Fourn.) Gould Present in the Texas flora and known locally as: Pinhole bluestem, pinhole beardgrass, perforated bluestem (Texas Distribution by vegetation zone) Synonymy: Andropogon perforatus Trin. ex Fourn.

bladhii (Retz.) S.T. Blake Present in the Texas flora and known locally as: Australian bluestem (Texas Distribution by vegetation zone) Synonymy: Andropogon bladhii Retz. , Andropogon intermedius R. Br. , Bothriochloa intermedia (R. Br.) A. Camus

caucasica (Trin.) C.E. Hubbard Present in the Texas flora and known locally as: Caucasion bluestem (Texas Distribution by vegetation zone) Synonymy: Andropogon caucasicus Trin.

decipiens (Hack.) C.E. Hubbard

edwardsiana (Gould) Parodi Present in the Texas flora and known locally as: Merrill bluestem (Texas Distribution by vegetation zone) Synonymy: Andropogon edwardsianus Gould

erianthoides (F. Muell.) C.E. Hubbard

exaristata (Nash) Henr. Present in the Texas flora and known locally as: Awnless bluestem (Texas Distribution by vegetation zone) Synonymy: Andropogon exaristatus (Nash) A.S. Hitchc. , Andropogon hassleri Hack. , Bothriochloa hassleri (Hack.) Cabrera

hybrida (Gould) Gould Present in the Texas flora and known locally as: Hubrid bluestem (Texas Distribution by vegetation zone) Synonymy: Andropogon hybridus Gould

ischaemum (L.) Keng

var. ischaemum Synonymy: Amphilophis ischaemum (L.) Nash , Andropogon ischaemum L.

var. songarica (Rupr. ex Fisch. & C.A. Mey.) Celarier & Harlan Present in the Texas flora and known locally as: King Ranch bluestem (Texas Distribution by vegetation zone) Synonymy: Andropogon ischaemum var. songaricus Rupr. ex Fisch. & C.A. Mey.

laguroides (DC.) Herter

ssp. torreyana (Steud.) Allred & Gould Present in the Texas flora and known locally as: Silver bluestem, silver beardgrass (Texas Distribution by vegetation zone) Synonymy: Andropogon saccharoides var. torreyanus (Steud.) Hack. , Bothriochloa saccharoides var. torreyana (Steud.) Gould , Dichanthium saccharoides subva. r. torreyanum (Steud.) Roberty

longipaniculata (Gould) Allred & Gould Present in the Texas flora and known locally as: Longspike silver bluestem (Texas Distribution by vegetation zone) Synonymy: Andropogon saccharoides var. longipaniculatus Gould , Bothriochloa saccharoides var. longipaniculata (Gould) Gould

pertusa (L.) A. Camus Present in the Texas flora and known locally as: Pitted bluestem (Texas Distribution by vegetation zone) Synonymy: Andropogon pertusus (L.) Willd. , Holcus pertusus L.

saccharoides (Sw.) Rydb. Synonymy: Amphilophis saccharoides (Sw.) Nash , Andropogon saccharoides Sw.

springfieldii (Gould) Parodi Present in the Texas flora and known locally as: Springfield bluestem (Texas Distribution by vegetation zone) Synonymy: Andropogon springfieldii Gould

wrightii (Hack.) Henr. Synonymy: Andropogon wrightii Hack.

Bouteloua Lag. - GRAMA

americana (L.) Scribn. Synonymy: Aristida americana L.

aristidoides (Kunth) Griseb. Present in the Texas flora and known locally as: Needle grama, sixweeks grama (Texas Distribution by vegetation zone)

var. aristidoides

var. arizonica M.E. Jones

barbata Lag. Present in the Texas flora and known locally as: Sixweeks grama (Texas Distribution by vegetation zone) Synonymy: Bouteloua arenosa Vasey , Chondrosum exile Fourn. , Chondrosum microstachyum Fourn. , Chondrosum polystachyum Benth. , Chondrosum subscorpioides C. Muell.

breviseta Vasey Present in the Texas flora and known locally as: Chino grama, gyp grama (Texas Distribution by vegetation zone)

chondrosioides (Kunth) Benth. ex S. Wats. Present in the Texas flora and known locally as: Sprucetop grama, woolly-spiked grama, Harvard's grama (Texas Distribution by vegetation zone) Synonymy: Chondrosum humboldtianum Kunth , Dinebra chondrosioides Kunth

curtipendula (Michx.) Torr.

var. caespitosa Gould & Kapadia Present in the Texas flora and known locally as: Sideoats grama, clump sideoats (Texas Distribution by vegetation zone)

var. curtipendula Present in the Texas flora and known locally as: Sideoats grama (Texas Distribution by vegetation zone) Synonymy: Atheropogon curtipendulus (Michx.) Fourn. , Chloris curtipendula Michx.

eludens Griffiths

eriopoda (Torr.) Torr. Present in the Texas flora and known locally as: Black grama, woollyfoot grama (Texas Distribution by vegetation zone) Synonymy: Chondrosum eriopodum Torr.

gracilis (Willd. ex Kunth) Lag. ex Griffiths Present in the Texas flora and known locally as: Blue grama (Texas Distribution by vegetation zone) Synonymy: Bouteloua gracilis var. stricta (Vasey) A.S. Hitchc. , Bouteloua oligostachya (Nutt.) Torr. ex Gray , Chondrosum gracile Willd. ex Kunth , Chondrosum oligostachyum (Nutt.) Torr.

hirsuta Lag. Present in the Texas flora and known locally as: Hairy grama (Texas Distribution by vegetation zone)

var. glandulosa (Cerv.) Gould Synonymy: Bouteloua glandulosa (Cerv.) Swallen

var. hirsuta Synonymy: Chondrosum hirsutum (Lag.) Kunth

juncea (Desv. ex Beauv.) A.S. Hitchc.

kayi Warnock Present in the Texas flora and known locally as: Kay grama (Texas Distribution by vegetation zone)

parryi (Fourn.) Griffiths Synonymy: Chondrosum parryi Fourn.

pectinata Featherly Present in the Texas flora and known locally as: Tall grama (Texas Distribution by vegetation zone) Synonymy: Bouteloua hirsuta var. pectinata (Featherly) Cory

radicosa (Fourn.) Griffiths Synonymy: Atheropogon radicosus Fourn.

ramosa Scribn. ex Vasey

repens (Kunth) Scribn. & Merr. Present in the Texas flora and known locally as: Slender grama, large-mesquite grama (Texas Distribution by vegetation zone) Synonymy: Bouteloua filiformis (Fourn.) Griffiths , Bouteloua heterostega (Trin.) Griffiths , Dinebra repens Kunth

rigidiseta (Steud.) A.S. Hitchc. Present in the Texas flora and known locally as: Texas grama, mesquitegrass (Texas Distribution by vegetation zone)

rothrockii Vasey Synonymy: Bouteloua barbata var. rothrockii (Vasey) Gould

simplex Lag. Present in the Texas flora and known locally as: Mat grama (Texas Distribution by vegetation zone) Synonymy: Chondrosum procumbens Desv. ex Beauv.

trifida Thurb. Present in the Texas flora and known locally as: Red grama, threeawn grama (Texas Distribution by vegetation zone) Synonymy: Chondrosum trinii Fourn.

uniflora Vasey Present in the Texas flora and known locally as: Neally grama, one-flowered grama (Texas Distribution by vegetation zone)

warnockii Gould & Kapadia Present in the Texas flora and known locally as: Warnock grama (Texas Distribution by vegetation zone)

Brachiaria (Trin.) Griseb. - SIGNAL GRASS

adspersa (Trin.) Parodi Synonymy: Panicum adspersum Trin. , Urochloa adspersa (Trin.) R. Webster

annulatum (Forsk.) Stapf

arizonica (Scribn. & Merr.) S.T. Blake Present in the Texas flora and known locally as: Arizonz signalgrass (Texas Distribution by vegetation zone) Synonymy: Panicum arizonicum Scribn. & Merr.

arrecta (T. Dur. & Schinz) Stent

brizantha (A. Rich.) Stapf

ciliatissima (Buckl.) Chase Present in the Texas flora and known locally as: Fringed signalgrass (Texas Distribution by vegetation zone) Synonymy: Urochloa ciliatissima (Buckl.) R. Webster

decumbens Stapf Synonymy: Brachiaria ruziziensis Germ. & Evrard

distichophylla (Trin.) Stapf

echinulata (Mez) Parodi Synonymy: Panicum echinulatum Mez

eruciformis (Sm.) Griseb. Synonymy: Panicum eruciforme Sm.

fasciculata (Sw.) Parodi Present in the Texas flora and known locally as: Browntop signalgrass, fieldgrass (Texas Distribution by vegetation zone) Synonymy: Panicum fasciculatum Sw. , Panicum fasciculatum var. reticulatum (Torr.) Beal , Urochloa fasciculata (Sw.) R. Webster

mollis (Sw.) Parodi Synonymy: Panicum molle Sw.

mutica (Forsk.) Stapf Present in the Texas flora, local name unknown. No Texas distribution data available Synonymy: Brachiaria purpurascens (Raddi) Henr. , Panicum barbinode Trin. , Panicum muticum Forsk. , Panicum purpurascens Raddi , Urochloa mutica (Forsk.) Nguyen

piligera (F. Muell. ex Benth.) D.K. Hughes Synonymy: Brachiaria subquadripara var. piligera (F. Muell. ex Benth.) Reeder , Urochloa piligera (F. Muell. ex Benth.) R. Webster

plantaginea (Link) A.S. Hitchc. Present in the Texas flora and known locally as: Plantain signalgrass, creeping signalgrass (Texas Distribution by vegetation zone) Synonymy: Panicum plantagineum Link , Urochloa plantaginea (Link) R. Webster

platyphylla (Munro ex Wright) Nash Present in the Texas flora and known locally as: Broadleaf signalgrass (Texas Distribution by vegetation zone) Synonymy: Brachiaria extensa Chase , Paspalum platyphyllum Griseb., non J.A. Schultes , Urochloa platyphylla (Munro ex Wright) R. Webster

ramosa (L.) Stapf Synonymy: Panicum ramosum L. , Urochloa ramosa (L.) R. Webster

subquadripara (Trin.) A.S. Hitchc. Synonymy: Urochloa subquadripara (Trin.) R. Webster

texana (Buckl.) S.T. Blake Present in the Texas flora and known locally as: Texas signalgrass, Texas millet, Colorado grass (Texas Distribution by vegetation zone) Synonymy: Panicum texanum Buckl. , Urochloa texana (Buckl.) R. Webster

Brachyelytrum Beauv. - SHORTHUSK

erectum (Schreb. ex Spreng.) Beauv. Present in the Texas flora, local name unknown. (Texas Distribution by vegetation zone)

var. erectum Synonymy: Brachyelytrum aristosum (Michx.) Trel.

var. glabratum (Vasey ex Millsp.) Koyama & Kawano Synonymy: Brachyelytrum aristosum var. glabratum Vasey ex Millsp.

septentrionale (Babel) G. Tucker Synonymy: Brachyelytrum erectum var. septentrionale Babel

Brachypodium Beauv. - FALSE BROME

distachyon (L.) Beauv. Present in the Texas flora and known locally as: Purple false brome (Texas Distribution by vegetation zone) Synonymy: Bromus distachyos L. , Trachynia distachya (L.) Link

pinnatum (L.) Beauv.

sylvaticum (Huds.) Beauv. Synonymy: Festuca sylvatica Huds.

Briza L. - QUAKING GRASS

maxima L. Present in the Texas flora and known locally as: Big quakinggrass (Texas Distribution by vegetation zone)

media L.

minor L. Present in the Texas flora and known locally as: Little quakinggrass (Texas Distribution by vegetation zone)

Bromus L. - BROME

alopecuros Poir.

anomalus Rupr. ex Fourn. Present in the Texas flora and known locally as: Nodding brome, anomalus brome (Texas Distribution by vegetation zone) Synonymy: Bromopsis anomala (Rupr. ex Fourn.) Holub , Bromopsis porteri Coult. , Bromus porteri (Coult.) Nash

arenarius Labill.

arizonicus (Shear) Stebbins Present in the Texas flora and known locally as: Arizona brome (Texas Distribution by vegetation zone)

arvensis L.

berterianus Colla Synonymy: Bromus trinii Desv. , Bromus trinii var. excelsus Shear , Trisetobromus hirtus (Trin.) Nevski

biebersteinii Roemer & J.A. Schultes Synonymy: Bromopsis biebersteinii (Roemer & J.A. Schultes) Holub

briziformis Fisch. & C.A. Mey.

canadensis Michx. Present in the Texas flora (treated as Bromus richardsonii Link by Hatch et al, 1990) and known locally as: Richardson brome (Texas Distribution by vegetation zone) Synonymy: Bromopsis canadensis (Michx.) Holub , Bromopsis richardsonii (Link) Holub , Bromus ciliatus var. richardsonii (Link) Boivin , Bromus dudleyi Fern. , Bromus richardsonii Link , Bromus richardsonii var. pallidus (Hook.) Shear

carinatus Hook. & Arn. Synonymy: Bromus carinatus var. californicus (Nutt. ex Buckl.) Shear , Bromus carinatus var. hookerianus (Thurb.) Shear , Bromus laciniatus Beal , Ceratochloa carinata (Hook. & Arn.) Tutin

catharticus Vahl Present in the Texas flora (treated as Bromus unioloides Kunth in H.B.K. by Hatch et al, 1990) and known locally as: Rescuegrass, rescue brome, Schraders-grass (Texas Distribution by vegetation zone) Synonymy: Bromus brevis Nees ex Steud. , Bromus haenkeanus (J. Presl) Kunth , Bromus unioloides Kunth , Bromus willdenowii Kunth , Ceratochloa cathartica (Vahl) Herter , Ceratochloa unioloides (Willd.) Beauv. , Ceratochloa willdenowii (Kunth) W.A. Weber , Festuca unioloides Willd.

ciliatus L. Synonymy: Bromopsis ciliata (L.) Holub , Bromus ciliatus var. genuinus Fern.

commutatus Schrad. Synonymy: Bromus commutatus var. apricorum Simonkai

danthoniae Trin.

diandrus Roth Present in the Texas flora and known locally as: Ripgut brome, ripgut grass (Texas Distribution by vegetation zone) Synonymy: Anisantha diandra (Roth) Tutin ex Tzvelev , Bromus gussonei Parl. , Bromus rigidus var. gussonei (Parl.) Coss. & Durieu

erectus Huds. Synonymy: Bromopsis erecta (Huds.) Fourr.

frondosus (Shear) Woot. & Standl. Synonymy: Bromopsis frondosa (Shear) Holub

grandis (Shear) A.S. Hitchc. Synonymy: Bromopsis grandis (Shear) Holub

grossus Desf. ex DC. Synonymy: Bromus secalinus ssp. grossus (Desf. ex DC.) Domin , Bromus secalinus var. grossus (Desf. ex DC.) Neilr. , Bromus secalinus var. velutinus (Schrad.) Koch

hordeaceus L.

ssp. hordeaceus Present in the Texas flora (treated as Bromus mollis L. by Hatch et al, 1990) and known locally as: Soft brome, soft chess (Texas Distribution by vegetation zone) Synonymy: Bromus mollis auct. non L.

ssp. molliformis (Lloyd) Maire & Weiller Synonymy: Bromus hordeaceus ssp. divaricatus (Bonnier & Layens) Kerguelen , Bromus molliformis Lloyd

ssp. pseudothominii P. Sm. Synonymy: Bromus mollis var. leiostachys Hartman

ssp. thominei (Hardham ex Nyman) Victorin & Weiller Synonymy: Bromus thominei Hardham ex Nyman

inermis Leyss.

ssp. inermis

var. divaricatus Rohlena

var. inermis Synonymy: Bromopsis inermis (Leyss.) Holub

ssp. pumpellianus (Scribn.) Wagnon

var. arcticus (Shear ex Scribn. & Merr.) Wagnon Synonymy: Bromopsis pumpelliana ssp. arctica (Shear ex Scribn. & Merr.) A.& D. Löve , Bromus inermis var. aristatus Schur ex Scribn. & Merr. , Bromus pumpellianus var. arcticus (Shear ex Scribn. & Merr.) Porsild

var. pumpellianus (Scribn.) C.L. Hitchc. Synonymy: Bromopsis dicksonii (Mitchell & Wilton) A.& D. Löve , Bromopsis inermis ssp. pumpelliana (Scribn.) W.A. Weber , Bromopsis pumpelliana (Scribn.) Holub , Bromus ciliatus var. coloradensis Vasey ex Beal , Bromus pumpellianus Scribn. , Bromus pumpellianus ssp. dicksonii Mitchell & Wilton , Bromus pumpellianus var. villosissimus Hultén

var. purpurascens (Hook.) Wagnon Synonymy: Bromus inermis var. tweedyi (Scribn. ex Beal) C.L. Hitchc. , Bromus pumpellianus var. tweedyi Scribn. ex Beal

japonicus Thunb. ex Murr. Present in the Texas flora and known locally as: Japanese brome, Japanese chess, spreading brome (Texas Distribution by vegetation zone) Synonymy: Bromus japonicus var. porrectus Hack. , Bromus patulus Mert. & Koch

kalmii Gray Synonymy: Bromopsis kalmii (Gray) Holub , Bromus ciliatus var. laeviglumis Scribn. ex Shear , Bromus purgans L. , Bromus purgans var. laeviglumis (Scribn. ex Shear) Swallen

laevipes Shear

lanatipes (Shear) Rydb. Present in the Texas flora and known locally as: Woolly brome (Texas Distribution by vegetation zone) Synonymy: Bromopsis lanatipes (Shear) Holub , Bromus anomalus var. lanatipes (Shear) A.S. Hitchc.

lanceolatus Roth Present in the Texas flora (treated as Bromus macrostachys Desf. by Hatch et al, 1990) and known locally as: Mediterranean brome (Texas Distribution by vegetation zone) Synonymy: Bromus macrostachys Desf.

latiglumis (Shear) A.S. Hitchc. Synonymy: Bromus altissimus Pursh , Bromus purgans auct. non L.

lepidus Holmb.

madritensis L. Synonymy: Anisantha madritensis (L.) Nevski

marginatus Nees ex Steud.

var. breviaristatus (Buckl.) Beetle Synonymy: Bromus breviaristatus Buckl. , Bromus carinatus var. linearis Shear , Bromus luzonensis J. Presl , Bromus subvelutinus Shear

var. marginatus Synonymy: Bromus marginatus var. latior Shear , Bromus sitchensis var. marginatus (Nees ex Steud.) Boivin , Ceratochloa marginata (Nees ex Steud.) B.D. Jackson , Ceratochloa marginata (Nees ex Steud.) W.A. Weber

maritimus (Piper) A.S. Hitchc. Synonymy: Bromus carinatus var. maritimus (Piper) C.L. Hitchc.

mucroglumis Wagnon Synonymy: Bromopsis mucroglumis (Wagnon) Holub

nottowayanus Fern. Synonymy: Bromopsis nottowayana (Fern.) Holub

orcuttianus Vasey

var. hallii A.S. Hitchc.

var. orcuttianus Synonymy: Bromopsis orcuttiana (Vasey) Holub

pacificus Shear Synonymy: Bromopsis pacifica (Shear) Holub

polyanthus Scribn. Present in the Texas flora and known locally as: Polyanthus brome (Texas Distribution by vegetation zone) Synonymy: Bromus marginatus var. seminudus Shear , Bromus paniculatus (Shear) Rydb. , Ceratochloa polyantha (Scribn.) Tzvelev

pseudolaevipes Wagnon Synonymy: Bromopsis pseudolaevipes (Wagnon) Holub

X pseudothominii P.M. Sm. [hordeaceus X lepidus]

pubescens Muhl. ex Willd. Present in the Texas flora and known locally as: Hairy brome. (Texas Distribution by vegetation zone) Synonymy: Bromopsis pubescens (Muhl. ex Willd.) Holub , Bromus purgans auct. non L.

racemosus L.

ramosus Huds. Synonymy: Bromopsis ramosa (Huds.) Holub , Bromus asper Murr. , Bromus ciliatus var. intonsus Fern.

rigidus Roth. Synonymy: Anisantha rigida (Roth) Neviski , Bromus maximus Desf., non Gilib. , Bromus villosus Forsk., non Scop.

rubens L. Present in the Texas flora and known locally as: Foxtail brome (Texas Distribution by vegetation zone) Synonymy: Anisantha rubens (L.) Nevski , Bromus madritensis ssp. rubens (L.) Husnot

scoparius L.

secalinus L. Present in the Texas flora and known locally as: Rye brome (Texas Distribution by vegetation zone) Synonymy: Bromus secalinus var. hirsutus Kindb. , Bromus secalinus var. hirtus (F.W. Schultz) Hegi

sitchensis Trin.

var. aleutensis (Trin. ex Griseb.) Hultén Synonymy: Bromus aleutensis Trin. ex Griseb.

var. sitchensis

squarrosus L.

stamineus Desv.

sterilis L. Present in the Texas flora and known locally as: Sterile brome (Texas Distribution by vegetation zone) Synonymy: Anisantha sterilis (L.) Nevski

suksdorfii Vasey Synonymy: Bromopsis suksdorfii (Vasey) Holub

tectorum L.

var. glabratus Spenner Present in the Texas flora and known locally as: Cheatgrass (Texas Distribution by vegetation zone) Synonymy: Bromus tectorum var. nudus Klett & Richter

var. hirsutus Regel

var. tectorum Present in the Texas flora and known locally as: Cheatgrass, downy brome, downy chess, broncograss (Texas Distribution by vegetation zone) Synonymy: Anisantha tectorum (L.) Nevski

texensis (Shear) A.S. Hitchc. Present in the Texas flora and known locally as: Texas brome (Texas Distribution by vegetation zone) Synonymy: Bromopsis texensis (Shear) Holub

vulgaris (Hook.) Shear Synonymy: Bromopsis vulgaris (Hook.) Holub , Bromus vulgaris var. eximius Shear , Bromus vulgaris var. robustus Shear

Buchloe Engelm. - BUFFALO GRASS

dactyloides (Nutt.) Engelm. Present in the Texas flora and known locally as: Buffalograss (Texas Distribution by vegetation zone) Synonymy: Bulbilis dactyloides (Nutt.) Raf. ex Kuntze , Sesleria dactyloides Nutt.

Calamagrostis Adans. - REED GRASS

bolanderi Thurb.

breweri Thurb. Synonymy: Calamagrostis lemmonii Kearney

cainii A.S. Hitchc.

canadensis (Michx.) Beauv.

var. arcta Stebbins

var. canadensis Synonymy: Calamagrostis anomala Suksdorf , Calamagrostis atropurpurea Nash , Calamagrostis canadensis var. acuminata Vasey ex Shear & Rydb. , Calamagrostis canadensis var. pallida (Vasey & Scribn.) Stebbins , Calamagrostis canadensis var. robusta Vasey , Calamagrostis canadensis var. typica Stebbins , Calamagrostis expansa var. robusta (Vasey) Stebbins , Calamagrostis inexpansa var. cuprea Kearney , Calamagrostis inexpansa var. robusta (Vasey) Stebbins

var. imberbis (Stebbins) C.L. Hitchc.

var. langsdorfii (Link) Inman Synonymy: Calamagrostis canadensis ssp. langsdorfii (Link) Hultén , Calamagrostis canadensis var. scabra (J. Presl) A.S. Hitchc. , Calamagrostis langsdorfii (Link) Trin. , Calamagrostis nubila Louis-Marie

var. macouniana (Vasey) Stebbins Synonymy: Calamagrostis macouniana (Vasey) Vasey

coarctata (Torr.) Eat. Synonymy: Calamagrostis cinnoides W. Bart. nom. super.

deschampsioides Trin.

epigeios (L.) Roth

ssp. epigeios

ssp. glomerata (Boiss. & Buhse) Tzvelev Synonymy: Calamagrostis arenicola Fern. , Calamagrostis epigeios var. georgica (K. Koch) Ledeb.

ssp. macrolepis (Litv.) Tzvelev

ssp. meinshausenii Tzvelev

expansa (Munro ex Hbd.) A.S. Hitchc.

foliosa Kearney

hillebrandii (Munro ex Hbd.) A.S. Hitchc.

holmii Lange

howellii Vasey

hyperborea Lange

koelerioides Vasey Synonymy: Calamagrostis densa Vasey

X kolymensis Komarov (pro sp.) [deschampsioides X holmii]

X lactea Beal (pro sp.) [canadensis X nutkaensis] Synonymy: Calamagrostis canadensis var. lactea (Beal) C.L. Hitchc.

lapponica (Wahlenb.) Hartman Synonymy: Calamagrostis lapponica var. alpina Hartman , Calamagrostis lapponica var. groenlandica Lange , Calamagrostis lapponica var. nearctica Porsild

montanensis Scribn. ex Vasey

nutkaensis (J. Presl) J. Presl ex Steud. Synonymy: Deyeuxia nutkaensis J. Presl

ophitidis (J.T. Howell) Nygren Synonymy: Calamagrostis purpurascens var. ophitidis J.T. Howell

perplexa Scribn. Synonymy: Calamagrostis porteri ssp. perplexa (Scribn.) Clausen

pickeringii Gray Synonymy: Calamagrostis pickeringii var. debilis (Kearney) Fern. & Wieg.

porteri Gray

ssp. insperata (Swallen) C.W. Greene Synonymy: Calamagrostis insperata Swallen

ssp. porteri

purpurascens R. Br.

var. laricina Louis-Marie Synonymy: Calamagrostis laricina (Louis-Marie) Lalonde , Calamagrostis poluninii Sørensen

var. purpurascens Synonymy: Calamagrostis arctica Vasey , Calamagrostis lepageana Louis-Marie , Calamagrostis maltei (Polunin) A.& D. Löve , Calamagrostis purpurascens ssp. arctica (Vasey) Hultén , Calamagrostis purpurascens ssp. maltei (Polunin) Porsild , Calamagrostis purpurascens ssp. tasuensis Calder & Taylor , Calamagrostis purpurascens var. arctica (Vasey) Kearney , Calamagrostis purpurascens var. maltei Polunin , Calamagrostis purpurascens var. tasuensis (Calder & Taylor) Boivin , Calamagrostis vaseyi Beal , Calamagrostis yukonensis Nash

robertii Porsild

rubescens Buckl. Synonymy: Calamagrostis fasciculata Kearney

scopulorum M.E. Jones

scribneri Beal

sesquiflora (Trin.) Tzvelev

stricta (Timm) Koel.

ssp. inexpansa (Gray) C.W. Greene Synonymy: Calamagrostis californica Kearney , Calamagrostis chordorrhiza Porsild , Calamagrostis crassiglumis Thurb. , Calamagrostis expansa Rickett & Gilly, non (Munro ex Hbd.) A.S. Hitchc. , Calamagrostis fernaldii Louis-Marie , Calamagrostis hyperborea var. americana (Vasey) Kearney , Calamagrostis hyperborea var. elongata Kearney , Calamagrostis hyperborea var. stenodes Kearney , Calamagrostis inexpansa Gray , Calamagrostis inexpansa var. barbulata Kearney , Calamagrostis inexpansa var. brevior (Vasey) Stebbins , Calamagrostis inexpansa var. novae-angliae Stebbins , Calamagrostis labradorica Kearney , Calamagrostis lacustris (Kearney) Nash , Calamagrostis lapponica var. brevipilis Stebbins , Calamagrostis pickeringii var. lacustris (Kearney) A.S. Hitchc. , Calamagrostis scopulorum var. bakeri Stebbins , Calamagrostis stricta var. brevior Vasey , Calamagrostis stricta var. lacustris (Kearney) C.W. Greene

ssp. stricta

var. borealis (Laestad.) Hartman Synonymy: Calamagrostis borealis Laestad. , Calamagrostis neglecta ssp. borealis (Laestad.) Seland. , Calamagrostis neglecta var. borealis (Laestad.) Kearney

var. stricta Synonymy: Calamagrostis neglecta (Ehrh.) P.G. Gaertn., B. Mey. & Scherb. , Calamagrostis neglecta ssp. stricta (Timm) Tzvelev , Calamagrostis neglecta var. gracilis (Scribn.) Scribn. , Calamagrostis neglecta var. micrantha (Kearney) Stebbins

tweedyi (Scribn.) Scribn. ex Vasey

Calamovilfa (Gray) Hack. ex Scribn. & Southworth - SAND-REED

arcuata K.E. Rogers

brevipilis (Torr.) Scribn. Synonymy: Calamovilfa brevipilis var. calvipes Fern. , Calamovilfa brevipilis var. heterolepis Fern.

curtissii (Vasey) Scribn.

gigantea (Nutt.) Scribn. & Merr. Present in the Texas flora and known locally as: Big sandreed, giant reedgrass (Texas Distribution by vegetation zone) Synonymy: Calamagrostis gigantea Nutt.

longifolia (Hook.) Scribn. Synonymy: Calamovilfa longifolia var. magna Scribn. & Merr.

Catabrosa Beauv. - WHORL GRASS

aquatica (L.) Beauv.

var. aquatica Synonymy: Aira aquatica L. , Catabrosa aquatica var. uniflora S.F. Gray

var. laurentiana Fern.

Cathestecum J. Presl - FALSE GRAMA

erectum Vasey & Hack. Present in the Texas flora and known locally as: Falsegrama (Texas Distribution by vegetation zone)

Cenchrus L. - SANDBURR

agrimonioides Trin.

var. agrimonioides

var. laysanensis F. Br. Synonymy: Cenchrus pedunculatus O. Deg. & Whitney

biflorus Roxb. Synonymy: Cenchrus barbatus Schumacher , Cenchrus catharticus Delile

brownii Roemer & J.A. Schultes Synonymy: Cenchrus viridis Spreng.

echinatus L. Present in the Texas flora and known locally as: Southern sandbur, hedge-hog grass (Texas Distribution by vegetation zone) Synonymy: Cenchrus echinatus var. hillebrandianus (A.S. Hitchc.) F. Br.

gracillimus Nash

incertus M.A. Curtis Present in the Texas flora and known locally as: Common sandbur (Texas Distribution by vegetation zone) Synonymy: Cenchrus carolinianus Walt. , Cenchrus parviceps Shinners , Cenchrus pauciflorus Benth.

longispinus (Hack.) Fern. Present in the Texas flora and known locally as: Longspine sandbur (Texas Distribution by vegetation zone)

myosuroides Kunth Present in the Texas flora and known locally as: Big cenchrus, big sandbur (Texas Distribution by vegetation zone) Synonymy: Cenchropsis myosuroides (Kunth) Nash

setigerus Vahl

tribuloides L.

Chasmanthium Link - WOOD-OATS

latifolium (Michx.) Yates Present in the Texas flora and known locally as: Broadleaf woodoats (Texas Distribution by vegetation zone) Synonymy: Uniola latifolia Michx.

laxum (L.) Yates Present in the Texas flora, local name unknown. (Texas Distribution by vegetation zone)

var. laxum Synonymy: Uniola laxa (L.) B.S.P.

var. sessiliflorum (Poir.) J. Wipff & S.D. Jones Present in the Texas flora (treated as Chasmanthium sessiliflorum (Poir.) Yates by Hatch et al, 1990) and known locally as: Narrowleaf woodoats (Texas Distribution by vegetation zone) Synonymy: Chasmanthium laxum ssp. sessiliflorum (Poir.) L. Clark , Chasmanthium sessiliflorum (Poir.) Yates , Uniola longifolia Scribn. , Uniola sessiliflora Poir.

nitidum (Baldw.) Yates Synonymy: Uniola nitida Baldw.

ornithorhynchum (Steud.) Yates Synonymy: Uniola ornithorhyncha Steud.

Chloris Sw. - WINDMILL GRASS

andropogonoides Fourn. Present in the Texas flora and known locally as: Slimspike windmillgrass (Texas Distribution by vegetation zone)

barbata Sw. Present in the Texas flora (treated as Chloris inflata Link by Hatch et al, 1990) (Texas Distribution by vegetation zone) Synonymy: Chloris inflata Link , Chloris paraguaiensis Steud.

canterai Arech. Present in the Texas flora, local name unknown. (Texas Distribution by vegetation zone)

ciliata Sw. Present in the Texas flora and known locally as: Fringed chloris (Texas Distribution by vegetation zone)

crinita Lag. Present in the Texas flora and known locally as: False rhodesgrass, multiflowered chloris (Texas Distribution by vegetation zone) Synonymy: Chloris mendocina Phil. , Trichloris crinita (Lag.) Parodi , Trichloris mendocina (Phil.) Kurtz

cubensis A.S. Hitchc. & Ekman ex A.S. Hitchc.

cucullata Bisch. Present in the Texas flora and known locally as: Hooded windmillgrass, hooded fingergrass (Texas Distribution by vegetation zone)

divaricata R. Br. Present in the Texas flora, local name unknown. (Texas Distribution by vegetation zone) Synonymy: Chloris cynodontioides Balansa , Chloris divaricata var. cynodontioides (Balansa) Lazarides

elata Desv. Present in the Texas flora (treated as Chloris polydactyla (L.) Sw. by Hatch et al, 1990) and known locally as: Manyspiked chloris (Texas Distribution by vegetation zone) Synonymy: Chloris barbata (L.) Nash, non Sw. , Chloris dandyana C.D. Adams , Chloris polydactyla Sw.

gayana Kunth Present in the Texas flora and known locally as: Rhodesgrass (Texas Distribution by vegetation zone)

pectinata Benth.

pluriflora (Fourn.) Clayton Present in the Texas flora and known locally as: Multiflowered false rhodesgrass (Texas Distribution by vegetation zone) Synonymy: Trichloris pluriflora Fourn.

radiata (L.) Sw. Synonymy: Agrostis radiata L.

sagraeana A. Rich.

subdolichostachya Muell. Present in the Texas flora and known locally as: Shortspiked windmillgrass (Texas Distribution by vegetation zone) Synonymy: Chloris latisquamea Nash

submutica Kunth Present in the Texas flora, local name unknown. (Texas Distribution by vegetation zone)

texensis Nash Present in the Texas flora and known locally as: Texas windmillgrass (Texas Distribution by vegetation zone)

truncata R. Br.

ventricosa R. Br.

verticillata Nutt. Present in the Texas flora and known locally as: Tumble windmillgrass (Texas Distribution by vegetation zone)

virgata Sw. Present in the Texas flora and known locally as: Showy chloris, feather fingergrass (Texas Distribution by vegetation zone)

Chrysopogon Trin. - FALSE BEARD GRASS

aciculatus (Retz.) Trin.

fulvus (Spreng.) Chiov.

pauciflorus (Chapman) Benth. ex Vasey Present in the Texas flora, local name unknown. (Texas Distribution by vegetation zone) Synonymy: Rhaphis pauciflora (Chapman) Nash

Chusquea Kunth - WOODY BAMBOO

abietifolia Griseb.

coronalis Söderstrom & Calder¢n

Cinna L. - WOOD-REED

arundinacea L. Present in the Texas flora and known locally as: Stout woodreed, wood reedgrass, sweet woodgrass (Texas Distribution by vegetation zone) Synonymy: Cinna arundinacea var. inexpansa Fern. & Grisc.

bolanderi Scribn.

latifolia (Trev. ex Goepp.) Griseb.

Cladoraphis Franch. - BRISTLY-LOVE GRASS

cyperoides (Thunb.) S.M. Phillips Synonymy: Eragrostis cyperoides (Thunb.) Beauv. , Poa cyperoides Thunb.

Coix L. - JOB'S-TEARS

lacryma-jobi L.

Coleanthus Seidel - MOSS GRASS

subtilis (Tratt.) Seidel

Coridochloa Nees - SUMMER GRASS

cimicina (L.) Nees ex Chase Synonymy: Alloteropsis cimicina (L.) Stapf

Cortaderia Stapf - PAMPAS GRASS

jubata (Lem.) Stapf Synonymy: Cortaderia atacamensis (Phil.) Pilger

selloana (J.A. & J.H. Schultes) Aschers. & Graebn. Present in the Texas flora and known locally as: Pampasgrass (Texas Distribution by vegetation zone) Synonymy: Cortaderia dioica (Spreng.) Speg.

Corynephorus Beauv. - CLUB-AWN GRASS

canescens (L.) Beauv. Synonymy: Aira canescens L.

Cottea Kunth - COTTA GRASS

pappophoroides Kunth Present in the Texas flora and known locally as: Cottagrass (Texas Distribution by vegetation zone)

Crypsis Ait. - PRICKLE GRASS

alopecuroides (Piller & Mitterp.) Schrad. Synonymy: Heleochloa alopecuroides (Piller & Mitterp.) Host ex Roemer

schoenoides (L.) Lam. Synonymy: Heleochloa schoenoides (L.) Host ex Roemer

vaginiflora (Forsk.) Opiz Synonymy: Crypsis aculeata auct. non (L.) Ait. , Crypsis niliacea auct. non Fig. & de Not.

Ctenium Panzer - TOOTHACHE GRASS

aromaticum (Walt.) Wood Synonymy: Campulosus aromaticus (Walt.) Scribn.

floridanum (A.S. Hitchc.) A.S. Hitchc. Synonymy: Campulosus floridanus A.S. Hitchc.

Cutandia Willk. - MEMPHIS GRASS

memphitica (Spreng.) Benth.

Cymbopogon Spreng. - LEMON GRASS

citratus (DC. ex Nees) Stapf Synonymy: Andropogon citratus DC. ex Nees

jwarancusa (Jones) J.A. Schultes

nardus (L.) Rendle

refractus (R. Br.) A. Camus

Cynodon L.C. Rich. - BERMUDA GRASS AND DOG'S-TOOTH GRASS

aethiopicus W.D. Clayton & Harlan Present in the Texas flora, local name unknown. (Texas Distribution by vegetation zone)

dactylon (L.) Pers. Present in the Texas flora and known locally as: Bermudagrass (Texas Distribution by vegetation zone)

var. aridus Harlan & de Wet

var. dactylon Synonymy: Capriola dactylon (L.) Kuntze , Panicum dactylon L.

magennisii Hurcombe

nlemfuensis Vanderyst Present in the Texas flora, local name unknown. (Texas Distribution by vegetation zone)

var. nlemfuensis

var. robustus W.D. Clayton & Harlan

plectostachyus (K. Schum.) Pilger

transvaalensis Burtt-Davy

Cynosurus L. - DOG'S-TAIL GRASS

cristatus L.

echinatus L.

Dactylis L. - ORCHARD GRASS

glomerata L. Present in the Texas flora and known locally as: Orchard grass (Texas Distribution by vegetation zone)

ssp. aschersoniana (Graebn.) Thellung Synonymy: Dactylis aschersoniana Graebn. , Dactylis polygama Horv tovszky

ssp. glomerata Synonymy: Dactylis glomerata var. ciliata Peterm. , Dactylis glomerata var. detonsa Fries , Dactylis glomerata var. vivipara Parl.

Dactyloctenium Willd. - CROW'S-FOOT GRASS

aegyptium (L.) Willd. Present in the Texas flora and known locally as: Durban Crowfootgrass, Egyptian crowfootgrass (Texas Distribution by vegetation zone) Synonymy: Cynosurus aegyptius L.

germinatum Hack.

radulans Beauv.

Danthonia DC. - WILD OAT GRASS

californica Boland. Synonymy: Danthonia americana Scribn. , Danthonia californica var. americana (Scribn.) A.S. Hitchc. , Danthonia californica var. palousensis St. John , Danthonia californica var. piperi St. John

compressa Austin ex Peck Synonymy: Danthonia allenii Austin

decumbens (L.) DC. Synonymy: Festuca decumbens L. , Sieglingia decumbens (L.) Bernh.

intermedia Vasey Synonymy: Danthonia canadensis Baum & Findlay , Danthonia intermedia var. cusickii T.A. Williams

parryi Scribn.

pilosa R. Br.

semiannularis (Labill.) R. Br. Synonymy: Arundo semiannularis Labill.

sericea Nutt. Present in the Texas flora and known locally as: Downy danthonia (Texas Distribution by vegetation zone) Synonymy: Danthonia epilis Scribn. , Danthonia sericea var. epilis (Scribn.) Blomquist

spicata (L.) Beauv. ex Roemer & J.A. Schultes Present in the Texas flora and known locally as: Poverty danthonia, poverty oatgrass (Texas Distribution by vegetation zone) Synonymy: Danthonia spicata var. longipila Scribn. & Merr. , Danthonia spicata var. pinetorum Piper , Danthonia thermalis Scribn.

unispicata (Thurb.) Munro ex Macoun

Dasypyrum (Coss. & Durieu) T. Dur. - MOSQUITO GRASS

villosum (L.) Coss. & Durieu ex P. Candargy Synonymy: Haynaldia villosa (L.) Schur

Dendrocalamus Nees - GIANT BAMBOO

gigantea Munro

Deschampsia Beauv. - HAIR GRASS

cespitosa (L.) Beauv.

ssp. alpina (L.) Tzvelev Synonymy: Deschampsia alpina (L.) Roemer & J.A. Schultes

ssp. beringensis (Hultén) W.E. Lawrence Synonymy: Deschampsia beringensis Hultén , Deschampsia cespitosa var. arctica Vasey

ssp. bottonia (Wahl.) Tzvelev Synonymy: Deschampsia bottonia (Wahl.) Trin. , Deschampsia cespitosa var. bottonia (Wahl.) Vasey

ssp. brevifolia (R. Br.) Tzvelev Synonymy: Deschampsia brevifolia R. Br.

ssp. cespitosa Synonymy: Aira cespitosa L. , Deschampsia cespitosa ssp. genuina (Reichenb.) Volk. , Deschampsia cespitosa var. abbei Boivin , Deschampsia cespitosa var. alpicola (Rydb.) A.& D. Löve & Kapoor , Deschampsia cespitosa var. intercotidalis Boivin , Deschampsia cespitosa var. littoralis (Gaudin) Richter , Deschampsia cespitosa var. longiflora Beal , Deschampsia cespitosa var. maritima Vasey

ssp. glauca (Hartman) Hartman Synonymy: Deschampsia cespitosa var. glauca (Hartman) Lindm. f., non Regel , Deschampsia glauca Hartman

ssp. holciformis (J. Presl) W.E. Lawrence Synonymy: Aira holciformis (J. Presl) Steud. , Deschampsia holciformis J. Presl

ssp. orientalis Hultén Synonymy: Deschampsia sukatschewii (Popl.) Rosh.

ssp. paramushirensis (Honda) Tzvelev Synonymy: Deschampsia paramushirensis Honda , Deschampsia pumila (Ledeb.) Ostenf.

ssp. parviflora (Thuill.) Jarmolenko & So¢ Synonymy: Deschampsia cespitosa var. parviflora (Thuill.) Coss. & Germ.

congestiformis Booth

danthonioides (Trin.) Munro Synonymy: Aira danthonioides Trin. , Deschampsia calycina J. Presl , Deschampsia danthonioides var. gracilis (Vasey) Munz

elongata (Hook.) Munro Synonymy: Aira elongata Hook.

flexuosa (L.) Trin.

var. flexuosa Synonymy: Aira flexuosa L. , Lerchenfeldia flexuosa (L.) Schur

var. montana (L.) Ducomm. Synonymy: Avenella flexuosa ssp. montana (L.) A.& D. Löve , Lerchenfeldia flexuosa ssp. montana (L.) Tzvelev

var. pallida Berl.

mackenzieana Raup Synonymy: Deschampsia cespitosa var. mackenzieana (Raup) Boivin

nubigena Hbd. Synonymy: Deschampsia australis auct. non Nees ex Steud. , Deschampsia australis ssp. nubigena (Hbd.) Skottsberg , Deschampsia australis var. gracilis Skottsberg , Deschampsia australis var. nubigena (Hbd.) Skottsberg , Deschampsia australis var. tenuissima (Skottsberg) Skottsberg , Deschampsia pallens Hbd.

Desmazeria Dumort. - FERN GRASS

rigida (L.) Tutin Present in the Texas flora (treated as Catapodium rigidum (L.) C.E. Hubb. ex Dony by Hatch et al, 1990) (Texas Distribution by vegetation zone) Synonymy: Catapodium rigidum (L.) C.E. Hubbard ex Dony , Poa rigida L. , Scleropoa rigida (L.) Griseb.

Diarrhena Beauv. - BEAKGRAIN

americana Beauv. Present in the Texas flora and known locally as: American beakgrain (Texas Distribution by vegetation zone) Synonymy: Diarina festucoides Raf. , Korycarpus arundinaceus Zea ex Lag.

obovata (Gleason) Brandenburg Synonymy: Diarrhena americana var. obovata Gleason

Dichanthelium (A.S. Hitchc. & Chase) Gould - ROSETTE GRASS

aciculare (Desv. ex Poir.) Gould & C.A. Clark Present in the Texas flora, local name unknown. (Texas Distribution by vegetation zone) Synonymy: Dichanthelium angustifolium (Ell.) Gould , Panicum aciculare Desv. ex Poir. , Panicum aciculare var. angustifolium (Ell.) J. Wipff & S.D. Jones , Panicum angustifolium Ell. , Panicum arenicoloides Ashe , Panicum bennettense W.V. Brown , Panicum fusiforme A.S. Hitchc. , Panicum nemopanthum Ashe , Panicum neuranthum Griseb. , Panicum orthophyllum Ashe , Panicum ovinum Scribn. & J.G. Sm. , Panicum pinetorum Swallen

acuminatum (Sw.) Gould & C.A. Clark

var. acuminatum Present in the Texas flora and known locally as: Woolly rosettegrass (Texas Distribution by vegetation zone) Synonymy: Panicum acuminatum Sw. , Panicum auburne Ashe , Panicum benneri Fern. , Panicum chrysopsidifolium Nash

var. fasciculatum (Torr.) Freckmann Present in the Texas flora (treated as Dichanthelium acuminatum (Sw.) Gould & Clark var. implicatum (Scribn.) Gould & Clark by Hatch et al, 1990) (Texas Distribution by vegetation zone) Synonymy: Dichanthelium acuminatum var. implicatum (Scribn.) Gould & C.A. Clark , Dichanthelium lanuginosum (Ell.) Gould , Dichanthelium lanuginosum var. fasciculatum (Torr.) Spellenberg , Panicum acuminatum var. fasciculatum (Torr.) Lelong , Panicum acuminatum var. implicatum (Scribn.) C.F. Reed , Panicum brodiei St. John , Panicum curtifolium Nash , Panicum glutinoscabrum Fern. , Panicum huachucae Ashe , Panicum huachucae var. fasciculatum (Torr.) F.T. Hubbard , Panicum implicatum Scribn. , Panicum languidum A.S. Hitchc. , Panicum lanuginosum Ell., non Bosc ex Spreng. , Panicum lanuginosum var. fasciculatum (Torr.) Fern. , Panicum lanuginosum var. huachucae (Ashe) A.S. Hitchc. , Panicum lanuginosum var. implicatum (Scribn.) Fern. , Panicum lanuginosum var. tennesseense (Ashe) Gleason , Panicum lassenianum Schmoll , Panicum lindheimeri var. fasciculatum (Torr.) Fern. , Panicum occidentale Scribn. , Panicum pacificum A.S. Hitchc. & Chase , Panicum subvillosum Ashe , Panicum tennesseense Ashe

var. lindheimeri (Nash) Gould & C.A. Clark Present in the Texas flora and known locally as: Lindheimer rosettegrass (Texas Distribution by vegetation zone) Synonymy: Dichanthelium lanuginosum var. lindheimeri (Nash) Fern. , Dichanthelium lindheimeri (Nash) Gould , Panicum acuminatum var. lindheimeri (Nash) Lelong , Panicum lanuginosum var. lindheimeri (Nash) Fern. , Panicum lanuginosum var. septentrionale (Fern.) Fern. , Panicum lindheimeri Nash

var. sericeum (Schmoll) Freckmann Synonymy: Panicum ferventicola Schmoll , Panicum ferventicola var. papillosum Schmoll , Panicum ferventicola var. sericeum Schmoll

var. thermale (Boland.) Freckmann Synonymy: Dichanthelium lanuginosum var. thermale (Boland.) Spellenberg , Panicum thermale Boland.

var. thurowii (Scribn. & J.G. Sm.) Gould & C.A. Clark Present in the Texas flora, local name unknown. (Texas Distribution by vegetation zone) Synonymy: Panicum acuminatum var. thurowii (Scribn. & J.G. Sm.) C.F. Reed , Panicum thurowii Scribn. & J.G. Sm.

boreale (Nash) Freckmann Synonymy: Panicum bicknellii Nash , Panicum bicknellii var. bushii (Nash) Farw. , Panicum boreale Nash , Panicum boreale var. michiganense Farw. , Panicum bushii Nash , Panicum calliphyllum Ashe

boscii (Poir.) Gould & C.A. Clark Synonymy: Dichanthelium boscii var. molle (Vasey) Mohlenbrock , Panicum boscii Poir. , Panicum boscii var. molle (Vasey) A.S. Hitchc. & Chase

clandestinum (L.) Gould Present in the Texas flora and known locally as: Deertongue rosettegrass (Texas Distribution by vegetation zone) Synonymy: Panicum clandestinum L.

commutatum (J.A. Schultes) Gould Present in the Texas flora and known locally as: Variable rosettegrass (Texas Distribution by vegetation zone) Synonymy: Dichanthelium commutatum var. ashii (Pearson ex Ashe) Mohlenbrock , Dichanthelium joorii (Vasey) Mohlenbrock , Panicum ashei Pearson ex Ashe , Panicum commutatum J.A. Schultes , Panicum commutatum var. ashei (Pearson ex Ashe) Fern. , Panicum commutatum var. joorii (Vasey) Fern. , Panicum equilaterale Scribn. , Panicum joorii Vasey , Panicum mutabile Scribn. & J.G. Sm.

consanguineum (Kunth) Gould & C.A. Clark Synonymy: Panicum acuminatum var. consanguineum (Kunth) J.W. Wipff & S.D. Jones , Panicum consanguineum Kunth , Panicum deamii A.S. Hitchc. & Chase , Panicum georgianum Ashe

cynodon (Reichardt) C.A. Clark & Gould Synonymy: Dichanthelium forbesii (A.S. Hitchc.) C.A. Clark & Gould , Panicum alakaiense Skottsberg , Panicum cynodon Reichardt , Panicum forbesii A.S. Hitchc. , Panicum imbricatum Hbd. , Panicum imbricatum var. molokaiense Skottsberg , Panicum lamiatile St. John , Panicum lustriale St. John

depauperatum (Muhl.) Gould Present in the Texas flora and known locally as: Starved rosettegrass (Texas Distribution by vegetation zone) Synonymy: Panicum depauperatum Muhl. , Panicum depauperatum var. involutum (Torr.) Wood , Panicum depauperatum var. psilophyllum Fern. , Panicum strictum var. psilophyllum (Fern.) Farw.

dichotomum (L.) Gould

var. breve (A.S. Hitchc. & Chase) Gould & C.A. Clark Synonymy: Dichanthelium ensifolium var. breve (A.S. Hitchc. & Chase) B.F. Hansen & Wunderlin , Panicum breve A.S. Hitchc. & Chase , Panicum chamaelonche var. breve (A.S. Hitchc. & Chase) Lelong , Panicum ensifolium var. breve (A.S. Hitchc. & Chase) J. Wipff & S.D. Jones

var. dichotomum Present in the Texas flora, local name unknown. (Texas Distribution by vegetation zone) Synonymy: Dichanthelium mattamuskeetense (Ashe) Mohlenbrock , Dichanthelium microcarpon (Muhl. ex Ell.) Mohlenbrock , Dichanthelium nitidum (Lam.) Mohlenbrock , Dichanthelium yadkinense (Ashe) Mohlenbrock , Panicum annulum Ashe , Panicum annulum var. glabrescens Gleason , Panicum barbulatum Michx. , Panicum caerulescens Hack. ex A.S. Hitchc. , Panicum clutei Nash , Panicum dichotomum L. , Panicum dichotomum var. barbulatum (Michx.) Wood , Panicum dichotomum var. clutei (Nash) C.F. Reed , Panicum dichotomum var. lucidum (Ashe) Lelong , Panicum dichotomum var. mattamuskeetense (Ashe) Lelong , Panicum dichotomum var. ramulosum (Torr.) Lelong , Panicum dichotomum var. roanokense (Ashe) Lelong , Panicum dichotomum var. yadkinense (Ashe) Lelong , Panicum lucidum Ashe , Panicum lucidum var. opacum Fern. , Panicum mattamuskeetense Ashe , Panicum mattamuskeetense var. clutei (Nash) Fern. , Panicum microcarpon Muhl. ex Ell., non Muhl. , Panicum nitidum Lam. , Panicum nudicaule Vasey , Panicum roanokense Ashe , Panicum sphagnicola Nash , Panicum yadkinense Ashe

var. ensifolium (Baldw. ex Ell.) Gould & C.A. Clark Present in the Texas flora, local name unknown. (Texas Distribution by vegetation zone) Synonymy: Dichanthelium ensifolium (Baldw. ex Ell.) Gould , Panicum chamaelonche Trin. , Panicum dichotomum var. ensifolium (Baldw. ex Ell.) C.F. Reed , Panicum dichotomum var. nitidum Chapman ex Scribn. , Panicum ensifolium Baldw. ex Ell. , Panicum ensifolium var. curtifolium (Nash) Lelong , Panicum flavovirens Nash , Panicum vernale A.S. Hitchc. & Chase

var. glabrifolium (Nash) Gould & C.A. Clark Synonymy: Panicum glabrifolium Nash

var. tenue (Muhl.) Gould & C.A. Clark Synonymy: Dichanthelium ensifolium var. unciphyllum (Trin.) B.F. Hansen & Wunderlin , Panicum albomarginatum Nash , Panicum concinnius A.S. Hitchc. & Chase , Panicum dichotomum var. tenue (Muhl.) C.F. Reed , Panicum tenue Muhl. , Panicum trifolium Nash

erectifolium (Nash) Gould & C.A. Clark Synonymy: Panicum erectifolium Nash

hillebrandianum (A.S. Hitchc.) C.A. Clark & Gould Synonymy: Dichanthelium conjugens (Skottsberg) C.A. Clark & Gould , Panicum conjugens Skottsberg , Panicum hillebrandianum A.S. Hitchc. , Panicum hillebrandianum var. gracile Skottsberg

isachnoides (Munro ex Hbd.) C.A. Clark & Gould Synonymy: Panicum isachnoides Munro ex Hbd. , Panicum isachnoides var. kilohanae Skottsberg

koolauense (St. John & Hosaka) C.A. Clark & Gould Synonymy: Panicum koolauense St. John & Hosaka , Panicum oreoboloides (Whitney) Skottsberg , Panicum oreoboloides var. subimbricatum Skottsberg

latifolium (L.) Gould & C.A. Clark Synonymy: Panicum latifolium L.

laxiflorum (Lam.) Gould Present in the Texas flora and known locally as: Openflower rosettegrass (Texas Distribution by vegetation zone) Synonymy: Panicum laxiflorum Lam. , Panicum laxiflorum var. strictirameum (A.S. Hitchc. & Chase) Fern. , Panicum xalapense Kunth

leibergii (Vasey) Freckmann Synonymy: Panicum leibergii (Vasey) Scribn. , Panicum leibergii var. baldwinii Lepage , Panicum scoparium var. leibergii Vasey , Panicum scribnerianum var. leibergii (Vasey) Scribn.

leucothrix (Nash) Freckmann Synonymy: Panicum acuminatum var. leucothrix (Nash) Lelong , Panicum leucothrix Nash

linearifolium (Scribn. ex Nash) Gould Present in the Texas flora and known locally as: Slimleaf rosettegrass (Texas Distribution by vegetation zone) Synonymy: Dichanthelium depauperatum var. perlorgum (Nash) Boivin , Dichanthelium linearifolium var. werneri (Scribn.) Mohlenbrock , Dichanthelium perlongum (Nash) Freckmann , Panicum linearifolium Scribn. ex Nash , Panicum linearifolium var. werneri (Scribn.) Fern. , Panicum perlongum Nash , Panicum strictum var. linearifolium (Scribn. ex Nash) Farw. , Panicum strictum var. perlongum (Nash) Farw. , Panicum werneri Scribn.

longiligulatum (Nash) Freckmann Present in the Texas flora (treated as Dichanthelium acuminatum (Sw.) Gould & Clark var. longiligulatum (Nash) Gould & Clark by Hatch et al, 1990) (Texas Distribution by vegetation zone) Synonymy: Dichanthelium acuminatum var. longiligulatum (Nash) Gould & C.A. Clark , Panicum acuminatum var. longiligulatum (Nash) Lelong , Panicum longiligulatum Nash

malacophyllum (Nash) Gould Present in the Texas flora and known locally as: Softleaf rosettegrass (Texas Distribution by vegetation zone) Synonymy: Panicum malacophyllum Nash

meridionale (Ashe) Freckmann Synonymy: Panicum acuminatum var. unciphyllum (Trin.) Lelong , Panicum albemarlense Ashe , Panicum meridionale Ashe , Panicum meridionale var. albemarlense (Ashe) Fern.

nodatum (A.S. Hitchc. & Chase) Gould Present in the Texas flora and known locally as: Sarita rosettegrass (Texas Distribution by vegetation zone) Synonymy: Panicum nodatum A.S. Hitchc. & Chase

oligosanthes (J.A. Schultes) Gould

var. oligosanthes Present in the Texas flora, local name unknown. (Texas Distribution by vegetation zone) Synonymy: Panicum oligosanthes J.A. Schultes

var. scribnerianum (Nash) Gould Present in the Texas flora and known locally as: Scribners rosettegrass (Texas Distribution by vegetation zone) Synonymy: Dichanthelium oligosanthes var. helleri (Nash) Mohlenbrock , Panicum helleri Nash , Panicum macrocarpon Le Conte ex Torr. , Panicum oligosanthes var. helleri (Nash) Fern. , Panicum oligosanthes var. scribnerianum (Nash) Fern. , Panicum scoparium S. Wats. ex Nash, non Lam. , Panicum scribnerianum Nash

ovale (Ell.) Gould & C.A. Clark

var. addisonii (Nash) Gould & C.A. Clark Synonymy: Dichanthelium commonsianum (Ashe) Freckmann , Panicum addisonii Nash , Panicum alabamense Ashe , Panicum columbianum var. commonsianum (Ashe) McNeill & Dore , Panicum commonsianum Ashe , Panicum commonsianum var. addisonii (Nash) W. Stone ex Fern. , Panicum commonsianum var. addisonii (Nash) Pohl , Panicum mundum Fern. , Panicum ovale var. addisonii (Nash) C.F. Reed , Panicum owenae Bickn. , Panicum wilmingtonense Ashe

var. ovale Synonymy: Panicum malacon Nash , Panicum ovale Ell.

pedicellatum (Vasey) Gould Present in the Texas flora and known locally as: Cedar rosettegrass (Texas Distribution by vegetation zone) Synonymy: Panicum pedicellatum Vasey

ravenelii (Scribn. & Merr.) Gould Present in the Texas flora, local name unknown. (Texas Distribution by vegetation zone) Synonymy: Panicum ravenelii Scribn. & Merr.

sabulorum (Lam.) Gould & C.A. Clark

var. patulum (Scribn. & Merr.) Gould & C.A. Clark Synonymy: Panicum columbianum var. siccanum (A.S. Hitchc. & Chase) Boivin , Panicum commonsianum var. euchlamydeum (Shinners) Pohl , Panicum euchlamydeum Shinners , Panicum lancearium Trin. , Panicum lancearium var. patulum (Scribn. & Merr.) Fern. , Panicum lanuginosum var. siccanum A.S. Hitchc. & Chase , Panicum nashianum Scribn. , Panicum nashianum var. patulum Scribn. & Merr. , Panicum onslowense Ashe , Panicum patentifolium Nash , Panicum patulum (Scribn. & Merr.) A.S. Hitchc. , Panicum portoricense var. nashianum (Scribn.) Lelong , Panicum sabulorum var. patulum (Scribn. & Merr.) C.F. Reed , Panicum tsugetorum Nash , Panicum webberianum Nash

var. thinium (A.S. Hitchc. & Chase) Gould & C.A. Clark Synonymy: Dichanthelium columbianum (Scribn.) Freckmann , Dichanthelium portoricense (Desv. ex Hamilton) B.F. Hansen & Wunderlin , Panicum acuminatum var. columbianum (Scribn.) Lelong , Panicum columbianum Scribn. , Panicum columbianum var. oricola (A.S. Hitchc. & Chase) Fern. , Panicum columbianum var. thinium A.S. Hitchc. & Chase , Panicum heterophyllum Bosc ex Nees , Panicum heterophyllum var. thinium (A.S. Hitchc. & Chase) F.T. Hubbard , Panicum oricola A.S. Hitchc. & Chase , Panicum portoricense Desv. ex Hamilton , Panicum sabulorum var. thinium (A.S. Hitchc. & Chase) C.F. Reed , Panicum unciphyllum var. thinium A.S. Hitchc. & Chase

scabriusculum (Ell.) Gould & C.A. Clark Present in the Texas flora, local name unknown. (Texas Distribution by vegetation zone) Synonymy: Panicum aculeatum A.S. Hitchc. & Chase , Panicum cryptanthum Ashe , Panicum lanuginosum Bosc ex Spreng. , Panicum recognitum Fern. , Panicum scabriusculum Ell. , Panicum scabriusculum var. cryptanthum (Ashe) Gleason

X scoparioides (Ashe) Mohlenbrock (pro sp.) [acuminatum X oligosanthes] Synonymy: Panicum scoparioides Ashe , Panicum shastense Scribn. & Merr. , Panicum villosissimum var. scoparioides (Ashe) Fern.

scoparium (Lam.) Gould Present in the Texas flora and known locally as: Velvet rosettegrass (Texas Distribution by vegetation zone) Synonymy: Panicum scoparium Lam.

sphaerocarpon (Ell.) Gould

var. isophyllum (Scribn.) Gould & C.A. Clark Present in the Texas flora and known locally as: Leafy rosettegrass (Texas Distribution by vegetation zone) Synonymy: Dichanthelium polyanthes (J.A. Schultes) Mohlenbrock , Dichanthelium sphaerocarpon var. polyanthes (J.A. Schultes) Gould , Panicum microcarpon Muhl., non Muhl. ex Ell. , Panicum microcarpon var. isophyllum Scribn. , Panicum polyanthes J.A. Schultes , Panicum sphaerocarpon var. isophyllum (Scribn.) Angelo , Panicum sphaerocarpon var. isophyllum (Scribn.) J. Wipff & S.D. Jones , Panicum sphaerocarpon var. polyanthes (J.A. Schultes) A.S. Sherif

var. sphaerocarpon Present in the Texas flora and known locally as: Roundseed rosettegrass (Texas Distribution by vegetation zone) Synonymy: Panicum sphaerocarpon Ell. , Panicum sphaerocarpon var. inflatum (Scribn. & J.G. Sm.) A.S. Hitchc. & Chase

spretum (J.A. Schultes) Freckmann Present in the Texas flora (treated as Dichanthelium acuminatum (Sw.) Gould & Clark var. densiflorum (Rand & Redf.) Gould & Clark by Hatch et al, 1990) (Texas Distribution by vegetation zone) Synonymy: Dichanthelium acuminatum var. densiflorum (Rand & Redf.) Gould & C.A. Clark , Panicum acuminatum var. densiflorum (Rand & Redf.) Lelong , Panicum eatonii Nash , Panicum nitidum var. densiflorum Rand & Redf. , Panicum nitidum var. octonodum (Sm.) Scribn. & Merr. , Panicum octonodum Sm. , Panicum paucipilum Nash , Panicum spretum J.A. Schultes

strigosum (Muhl. ex Ell.) Freckmann

var. glabrescens (Griseb.) Freckmann Synonymy: Dichanthelium leucoblepharis var. glabrescens (Griseb.) Gould & C.A. Clark , Panicum dichotomum var. glabrescens Griseb. , Panicum polycaulon Nash , Panicum strigosum var. glabrescens (Griseb.) Lelong

var. leucoblepharis (Trin.) Freckmann Synonymy: Dichanthelium leucoblepharis (Trin.) Gould & C.A. Clark , Panicum ciliatum Ell. , Panicum leucoblepharis Trin. , Panicum strigosum var. leucoblepharis (Trin.) Lelong , Panicum strigosum var. puberula C.F. Reed

var. strigosum Synonymy: Dichanthelium leucoblepharis var. pubescens (Vasey) Gould & C.A. Clark , Panicum laxiflorum var. pubescens Vasey , Panicum strigosum Muhl. ex Ell.

villosissimum (Nash) Freckmann

var. praecocius (A.S. Hitchc. & Chase) Freckmann Synonymy: Panicum lanuginosum var. praecocius (A.S. Hitchc. & Chase) McNeill & Dore , Panicum praecocius A.S. Hitchc. & Chase

var. villosissimum Present in the Texas flora (treated as Dichanthelium acuminatum (Sw.) Gould & Clark var. villosum (Gary) Gould & Clark by Hatch et al, 1990) and known locally as: Whitehaired rosettegrass (Texas Distribution by vegetation zone) Synonymy: Dichanthelium acuminatum var. villosum (Gray) Gould & C.A. Clark , Dichanthelium lanuginosum var. villosissimum (Nash) Gould , Dichanthelium villosissimum var. pseudopubescens (Nash) Mohlenbrock , Panicum acuminatum var. villosissimum (Nash) C.F. Reed , Panicum nitidum var. villosum Gray , Panicum ovale var. pseudopubescens (Nash) Lelong , Panicum ovale var. villosum (Gray) Lelong , Panicum pseudopubescens Nash , Panicum villosissimum Nash , Panicum villosissimum var. pseudopubescens (Nash) Fern.

wilcoxianum (Vasey) Freckmann Synonymy: Dichanthelium oligosanthes var. wilcoxianum (Vasey) Gould & C.A. Clark , Panicum wilcoxianum Vasey , Panicum wilcoxianum var. bretungii Boivin

wrightianum (Scribn.) Freckmann Present in the Texas flora (treated as Dichanthelium acuminatum (Sw.) Gould & Clark var. wrightianum (Scribn.) Gould & Clark by Hatch et al, 1990) (Texas Distribution by vegetation zone) Synonymy: Dichanthelium acuminatum var. wrightianum (Scribn.) Gould & C.A. Clark , Panicum deminutivum Peck , Panicum minutulum Desv. , Panicum strictum Bosc ex Roemer & J.A. Schultes , Panicum wrightianum Scribn.

xanthophysum (Gray) Freckmann Synonymy: Panicum xanthophysum Gray

Dichanthium Willem. - BLUESTEM

annulatum (Forsk.) Stapf Present in the Texas flora and known locally as: Kleberg bluestem (Texas Distribution by vegetation zone) Synonymy: Andropogon annulatus Forsk.

aristatum (Poir.) C.E. Hubbard Present in the Texas flora and known locally as: Angleton bluestem (Texas Distribution by vegetation zone) Synonymy: Andropogon nodosus (Willem.) Nash

caricosum (L.) A. Camus

sericeum (R. Br.) A. Camus Present in the Texas flora and known locally as: Silky bluestem (Texas Distribution by vegetation zone) Synonymy: Andropogon sericeus R. Br.

tenue (R. Br.) A. Camus

Dichelachne Endl. - CLOVEN-FOOT-PLUME GRASS

crinata (L. f.) Hook. f.

micrantha (Cav.) Domin Synonymy: Dichelachne sciurea (R. Br.) Hook. f.

Diectomis Kunth - FOLDED-LEAF GRASS

fastigiata (Sw.) Beauv. Synonymy: Andropogon fastigiata Sw.

Digitaria Haller - CRAB GRASS

abyssinica (A. Rich.) Stapf Synonymy: Digitaria scalarum (Schweinf.) Chiov.

arenicola (Swallen) Beetle Present in the Texas flora and known locally as: Sandwitchgrass (Texas Distribution by vegetation zone) Synonymy: Digitaria cognata var. arenicola (Swallen) R. Webster , Leptoloma arenicola Swallen , Leptoloma cognatum var. arenicola (Swallen) Gould

argillacea (A.S. Hitchc. & Chase) Fern. Synonymy: Syntherisma argillacea A.S. Hitchc. & Chase

bicornis (Lam.) Roemer & J.A. Schultes ex Loud. Present in the Texas flora, local name unknown. (Texas Distribution by vegetation zone) Synonymy: Digitaria diversiflora Swallen , Paspalum bicorne Lam.

californica (Benth.) Henr. Present in the Texas flora and known locally as: Arizona cottontop, California cottontop (Texas Distribution by vegetation zone) Synonymy: Trichachne californica (Benth.) Chase

ciliaris (Retz.) Koel. Present in the Texas flora and known locally as: Southern crabgrass (Texas Distribution by vegetation zone) Synonymy: Digitaria adscendens (Kunth) Henr. , Digitaria sanguinalis var. ciliaris (Retz.) Parl. , Digitaria sanguinalis var. marginata (Link) Fern. , Panicum adscendens Kunth , Panicum ciliare Retz. , Syntherisma marginata (Link) Nash

cognata (J.A. Schultes) Pilger Present in the Texas flora and known locally as: Fall withcgrass, diffuse crabgrass (Texas Distribution by vegetation zone)

var. cognata Synonymy: Leptoloma cognatum (J.A. Schultes) Chase

var. pubiflora Vasey ex L.H. Dewey Present in the Texas flora (treated as Digitaria cognata (Schult.) Pilger ssp. pubiflora (Vasey ex L.H. Dewey) Wipff by Hatch et al, 1990) (Texas Distribution by vegetation zone) Synonymy: Digitaria cognata ssp. pubiflora (Vasey ex L.H. Dewey) Wipff , Panicum autumnale var. pubiflorum Vasey ex L. H. Dewey

dolichophylla Henr.

eggersii (Hack.) Henr. Synonymy: Trichachne eggersii (Hack.) Henr. , Valota eggersii (Hack.) A.S. Hitchc. & Chase

eriantha Steud. Synonymy: Digitaria decumbens Stent , Digitaria pentzii Stent

filiformis (L.) Koel. Present in the Texas flora and known locally as: Slender crabgrass, slender fingergrass (Texas Distribution by vegetation zone) Synonymy: Digitaria laeviglumis Fern. , Panicum filiforme L. , Syntherisma filiformis (L.) Nash

floridana A.S. Hitchc. Synonymy: Syntherisma floridana (A.S. Hitchc.) A.S. Hitchc.

fuscescens (J. Presl) Henr.

gracillima (Scribn.) Fern. Synonymy: Syntherisma gracillima (Scribn.) Nash

hitchcockii (Chase) Stuckert Present in the Texas flora and known locally as: Shortleaf cottontop (Texas Distribution by vegetation zone) Synonymy: Trichachne hitchcockii (Chase) Chase

horizontalis Willd.

insularis (L.) Mez ex Ekman Present in the Texas flora and known locally as: Sourgrass (Texas Distribution by vegetation zone) Synonymy: Andropogon insulare L. , Trichachne insularis (L.) Nees , Trichachne nutans (L.) Baum , Valota insularis (L.) Chase

ischaemum (Schreb.) Muhl. Present in the Texas flora and known locally as: Smooth crabgrass (Texas Distribution by vegetation zone)

var. ischaemum Synonymy: Syntherisma ischaemum (Schreb.) Nash

var. mississippiensis (Gattinger) Fern.

longiflora (Retz.) Pers. Synonymy: Paspalum longiflorum Retz.

milanjiana (Rendle) Stapf Present in the Texas flora, local name unknown. (Texas Distribution by vegetation zone)

nuda Schumacher Synonymy: Syntherisma digitata (Sw.) A.S. Hitchc.

panicea (Sw.) Urban Synonymy: Milium paniceum Sw. , Syntherisma panicea (Sw.) Nash

patens (Swallen) Henr. Present in the Texas flora and known locally as: Texas cottontop (Texas Distribution by vegetation zone) Synonymy: Trichachne patens Swallen

pauciflora A.S. Hitchc. Synonymy: Syntherisma pauciflora (A.S. Hitchc.) A.S. Hitchc.

radicosa (Presl) Miq.

sanguinalis (L.) Scop. Present in the Texas flora and known locally as: Hairy crabgrass, large crabgrass (Texas Distribution by vegetation zone) Synonymy: Panicum sanguinale L. , Syntherisma sanguinalis (L.) Dulac

serotina (Walt.) Michx. Synonymy: Syntherisma serotina Walt.

setigera Roth ex Roemer & J.A. Schultes Synonymy: Digitaria microbachne (J. Presl) Henr. , Digitaria pruriens (Fisch. ex Trin.) Buse , Digitaria pruriens var. microbachne (J. Presl) Fosberg

similis Beetle ex Gould Synonymy: Trichachne affinis Swallen

simpsonii (Vasey) Fern. Synonymy: Syntherisma simpsonii (Vasey) Nash

swalleniana Henr.

texana A.S. Hitchc. Present in the Texas flora and known locally as: Texas crabgrass, Texas fingergrass (Texas Distribution by vegetation zone) Synonymy: Digitaria albicoma Swallen , Digitaria runyonii A.S. Hitchc. , Digitaria subcalva A.S. Hitchc.

tomentosa (Koen. ex Rottl.) Henr. Synonymy: Leptoloma tomentosa (Koen. ex Rottl.) Gould

velutina (Forsk.) Beauv. Synonymy: Phalaris velutina Forsk.

villosa (Walt.) Pers. Present in the Texas flora and known locally as: Shaggy crabgrass (Texas Distribution by vegetation zone) Synonymy: Digitaria filiformis var. villosa (Walt.) Fern. , Syntherisma villosa Walt.

violascens Link Present in the Texas flora and known locally as: Violet crabgrass (Texas Distribution by vegetation zone) Synonymy: Digitaria chinensis (Nees) A. Camus , Digitaria ischaemum var. violascens (Link) Radford , Syntherisma chinensis (Nees) A.S. Hitchc.

Dinebra Jacq. - VIPER GRASS

retroflexa (Vahl) Panzer

Dissanthelium Trin. - CATALINA GRASS

californicum (Nutt.) Benth.

Dissochondrus (Hbd.) Kuntze - FALSE BRISTLE GRASS

biflorus (Hbd.) Kuntze ex Hack.

Distichlis Raf. - SALT GRASS

spicata (L.) Greene Present in the Texas flora and known locally as: Coastal saltgrass, spicate saltgrass (Texas Distribution by vegetation zone) Synonymy: Distichlis spicata ssp. stricta (Torr.) Thorne , Distichlis spicata var. borealis (J. Presl) Beetle , Distichlis spicata var. divaricata Beetle , Distichlis spicata var. nana Beetle , Distichlis spicata var. stolonifera Beetle , Distichlis spicata var. stricta (Torr.) Scribn. , Distichlis stricta (Torr.) Rydb. , Distichlis stricta var. dentata (Rydb.) C.L. Hitchc. , Uniola spicata L.

X Dupoa J. Cayouette & S.J. Darbyshire

X labradorica (Steudel) J. Cayouette & S.J. Darbyshire [Dupontia fisheri X Poa eminens] Synonymy: Poa labradorica Steudel

Dupontia R. Br. - TUNDRA GRASS

fisheri R. Br. Synonymy: Dupontia fisheri ssp. psilosantha (Rupr.) Hultén , Dupontia fisheri var. aristata Malte ex Polunin , Dupontia psilosantha (Rupr.) Griseb.

Echinochloa Beauv. - BARNYARD GRASS AND COCK'S-SPUR GRASS

colona (L.) Link Present in the Texas flora and known locally as: Junglerice (Texas Distribution by vegetation zone) Synonymy: Panicum colonum L.

crus-galli (L.) Beauv.

var. crus-galli Present in the Texas flora and known locally as: Barnyardgrass (Texas Distribution by vegetation zone) Synonymy: Echinochloa pungens var. coarctata Fern. & Grisc. , Panicum crus-galli L.

var. oryzicola (Vasinger) Ohwi Synonymy: Echinochloa oryzicola Vasinger

crus-pavonis (Kunth) J.A. Schultes

var. crus-pavonis Present in the Texas flora and known locally as: Barnyardgrass (Texas Distribution by vegetation zone) Synonymy: Oplismenus crus-pavonis Kunth

var. macera (Wieg.) Gould Present in the Texas flora, local name unknown. (Texas Distribution by vegetation zone) Synonymy: Echinochloa crus-galli var. zelayensis (Kunth) A.S. Hitchc. , Echinochloa zelayensis (Kunth) J.A. Schultes

esculenta (A. Braun) H. Scholz Synonymy: Echinochloa utilis Ohwi & Yab.

frumentacea Link Present in the Texas flora (treated as Echinochloa crusgalli (L.) Beauv. var. frumentacea (Link) W.F. Wight by Hatch et al, 1990) (Texas Distribution by vegetation zone) Synonymy: Echinochloa crus-galli ssp. edulis A.S. Hitchc. , Echinochloa crus-galli var. frumentacea (Link) W. Wight , Panicum frumentaceum Roxb., non Salisb.

muricata (Beauv.) Fern.

var. microstachya Wieg. Present in the Texas flora, local name unknown. (Texas Distribution by vegetation zone) Synonymy: Echinochloa crus-galli var. mitis (Pursh) Peterm. , Echinochloa microstachya (Wieg.) Rydb. , Echinochloa muricata var. occidentalis Wieg. , Echinochloa occidentalis (Wieg.) Rydb. , Echinochloa pungens var. microstachya (Wieg.) Fern. & Grisc. , Echinochloa pungens var. multiflora (Wieg.) Fern. & Grisc.

var. muricata Present in the Texas flora and known locally as: Cockspur (Texas Distribution by vegetation zone) Synonymy: Echinochloa muricata var. ludoviciana Wieg. , Echinochloa pungens (Poir.) Rydb. , Echinochloa pungens var. ludoviciana (Wieg.) Fern. & Grisc.

var. wiegandii Fassett Synonymy: Echinochloa wiegandii (Fassett) McNeill & Dore

oplismenoides (Fourn.) A.S. Hitchc.

oryzoides (Ard.) Fritsch

paludigena Wieg.

polystachya (Kunth) A.S. Hitchc. Present in the Texas flora, local name unknown. (Texas Distribution by vegetation zone) Synonymy: Oplismenus polystachyus Kunth

spectabilis (Nees) Link

stagnina (Retz.) Beauv.

walteri (Pursh) Heller Present in the Texas flora, local name unknown. (Texas Distribution by vegetation zone) Synonymy: Panicum walteri Pursh

Ehrharta Thunb. - VELDT GRASS

calycina Sm.

capensis Thunb.

erecta Lam.

stipoides Labill. Synonymy: Microlaena stipoides (Labill.) R. Br.

Eleusine Gaertn. - GOOSE GRASS

coracana (L.) Gaertn.

ssp. africana (Kennedy & O'Byrne) Hilu & de Wet Synonymy: Eleusine africana Kennedy & O'Byrne , Eleusine indica ssp. africana (Kennedy & O'Byrne) S.M. Phillips

indica (L.) Gaertn. Present in the Texas flora and known locally as: Goosegrass, yardgrass, zacate guacima (Texas Distribution by vegetation zone) Synonymy: Cynosurus indicus L.

tristachya (Lam.) Lam. Synonymy: Cynosurus tristachyus Lam.

X Elyhordeum Mansf. ex Zizin & Petrowa

X arcuatum Mitchell & Hodgson [Elymus sibiricus X Hordeum jubatum]

X dakotense (Bowden) Bowden [Elymus canadensis X Hordeum jubatum] Synonymy: X Elymordeum dakotense Bowden , X Elytesion dakotense (Bowden) Barkworth & Dewey

X iowense Pohl [Elymus villosus X Hordeum jubatum] Synonymy: X Elymordeum montanense var. pubescens Bowden , X Elytesion iowense (Pohl) Barkworth & Dewey

X macounii (Vasey) Barkworth & Dewey [Elymus trachycaulus X Hordeum jubatum] Synonymy: X Agrohordeum macounii (Vasey) Lepage , X Agrohordeum macounii var. valencianum Bowden , Elymus macounii Vasey , X Elytesion macounii (Vasey) Barkworth & Dewey

X montanense (Scribn.) Bowden [Elymus virginicus X Hordeum jubatum] Synonymy: X Elymordeum montanense (Scribn.) Bowden , X Elytesion montanense (Scribn.) Barkworth & Dewey , Hordeum montanense Scribn. , Hordeum pammelii Scribn. & Ball

X schaackianum (Bowden) Bowden [Elymus hirsutus X Hordeum jubatum] Synonymy: X Elymordeum schaackianum Bowden , X Elytesion schaackianum (Bowden) Barkworth & Dewey

X stebbinsianum (Bowden) Bowden [Elymus glaucus X Hordeum jubatum] Synonymy: X Elymordeum stebbinsianum Bowden , X Elytesion stebbinsianum (Bowden) Barkworth & Dewey

X Elyleymus Baum

X aleuticus (Hultén) Baum [Elymus hirsutus X Leymus mollis] Synonymy: Elymus X aleuticus (Hultén) Bowden

X aristatus (Merr.) Barkworth & Dewey [Elymus elymoides X Leymus triticoides] Synonymy: Elymus aristatus Merr. , Elymus glaucus var. aristatus (Merr.) A.S. Hitchc. , X Elysitanion aristatum (Merr.) Bowden

X colvillensis (Lepage) Barkworth [Elymus alaskanus X Leymus innovatus] Synonymy: X Agroelymus colvillensis Lepage

X hirtiflorus (A.S. Hitchc.) Barkworth [Elymus trachycaulus X Leymus innovatus] Synonymy: X Agroelymus hirtiflorus (A.S. Hitchc.) Bowden , X Agroelymus ontariensis Lepage , Elymus hirtiflorus A.S. Hitchc.

X jamesensis (Lepage) Barkworth [Elymus trachycaulus X Leymus mollis] Synonymy: X Agroelymus adamsii Rouss. , X Agroelymus adamsii var. anticostensis Lepage , X Agroelymus adamsii var. jamesensis (Lepage) Lepage , X Agroelymus adamsii var. longispicus Lepage , X Agroelymus adamsii var. semiaetvus Lepage , X Agroelymus jamesensis Lepage , X Agroelymus jamesensis var. stoloniferus Lepage

X turneri (Lepage) Barkworth & Dewey [Elymus lanceolatus X Leymus innovatus] Synonymy: X Agroelymus turneri Lepage

X uclueletensis (Bowden) Baum [Elymus glaucus X Leymus mollis] Synonymy: Elymus uclueletensis Bowden

X ungavensis (Louis-Marie) Barkworth [Elymus alaskanus X Leymus mollis] Synonymy: X Agroelymus ungavensis (Louis-Marie) Lepage

Elymus L. - BOTTLE-BRUSH GRASS AND WILD RYE

alaskanus (Scribn. & Merr.) A. Löve

ssp. alaskanus Synonymy: Agropyron alaskanum Scribn. & Merr. , Agropyron boreale ssp. alaskanum (Scribn. & Merr.) Melderis , Agropyron boreale var. alaskanum (Scribn. & Merr.) Welsh , Agropyron violaceum (Hornem.) Lange , Agropyron violaceum var. alboviride (Hultén) Melderis , Agropyron violaceum var. virescens Lange , Elymus trachycaulus ssp. violaceus (Hornem.) A.& D. Löve , Elymus trachycaulus ssp. virescens (Lange) A.& D. Löve , Roegneria violacea (Hornem.) Melderis , Roegneria virescens (Lange) Böcher

ssp. latiglumis (Scribn. & J.G. Sm.) A. Löve Synonymy: Agropyron latiglume (Scribn. & J.G. Sm.) Rydb. , Agropyron trachycaulum var. latiglume (Scribn. & J.G. Sm.) Beetle , Elymus trachycaulus ssp. latiglumis (Scribn. & J.G. Sm.) Barkworth & Dewey , Elymus trachycaulus var. latiglumis (Scribn. & J.G. Sm.) Beetle

arizonicus (Scribn. & J.G. Sm.) Gould Present in the Texas flora (treated as Elytrigia arizonica (Scribn. & Smith) D.R. Dewey by Hatch et al, 1990) and known locally as: Arizona wheatgrass (Texas Distribution by vegetation zone) Synonymy: Agropyron arizonicum Scribn. & J.G. Sm. , Agropyron spicatum var. arizonicum (Scribn. & J.G. Sm.) M.E. Jones , Elytrigia arizonica (Scribn. & J.G. Sm.) Dewey , Pseudoroegneria arizonica (Scribn. & Merr.) A. Löve

bakeri (E. Nels.) A. Löve Synonymy: Agropyron bakeri E. Nels. , Agropyron trachycaulum var. bakeri (E. Nels.) Boivin

canadensis L.

var. canadensis Present in the Texas flora and known locally as: Canada wildrye, nodding wildrye (Texas Distribution by vegetation zone) Synonymy: Elymus brachystachys Scribn. & Ball , Elymus canadensis var. brachystachys (Scribn. & Ball) Farw. , Elymus canadensis var. hirsutus (Farw.) Dorn , Elymus canadensis var. robustus (Scribn. & J.G. Sm.) Mackenzie & Bush , Elymus crescendus L.C. Wheeler , Elymus philadelphicus L. , Elymus philadelphicus var. hirsutus Farw. , Elymus robustus Scribn. & J.G. Sm.

var. wiegandii (Fern.) Bowden Synonymy: Elymus canadensis ssp. wiegandii (Fern.) A. Löve , Elymus wiegandii Fern.

caninus (L.) L. Synonymy: Agropyron caninum (L.) Beauv. , Triticum caninum L.

X dorei (Bowden) Barkworth & Dewey [hystrix X trachycaulus] Synonymy: X Agroelymus dorei Bowden

elymoides (Raf.) Swezey Present in the Texas flora and known locally as: Squirreltail (Texas Distribution by vegetation zone)

ssp. brevifolius (J.G. Sm.) Barkworth Synonymy: Elymus elymoides var. brevifolius (J.G. Sm.) Dorn

ssp. californicus (J.G. Sm.) Barkworth Synonymy: Elymus californicus (Boland. ex Thurb.) Gould , Hystrix californica Boland. ex Thurb.

ssp. elymoides Synonymy: Elymus longifolius (J.G. Sm.) Gould , Elymus sitanion J.A. Schultes , Sitanion elymoides Raf. , Sitanion hystrix (Nutt.) J.G. Sm. , Sitanion hystrix var. brevifolium (J.G. Sm.) C.L. Hitchc. , Sitanion hystrix var. californicum (J.G. Sm.) F.D. Wilson , Sitanion longifolium J.G. Sm.

ssp. hordeoides (Suksdorf) Barkworth Synonymy: Elymus hordeoides (Suksdorf) Barkworth & Dewey , Sitanion hordeoides Suksdorf , Sitanion hystrix var. hordeoides (Suksdorf) C.L. Hitchc.

glaucus Buckl.

ssp. glaucus Synonymy: Elymus glaucus var. breviaristatus Burtt-Davy

ssp. jepsonii (Burtt-Davy) Gould Synonymy: Elymus glaucus var. jepsonii Burtt-Davy , Elymus glaucus var. tenuis Vasey

ssp. virescens (Piper) Gould Synonymy: Elymus glaucus var. virescens (Piper) Bowden , Elymus virescens Piper

X hansenii Scribn. (pro sp.) [glaucus X elymoides or multisetus] Synonymy: X Elysitanion hansenii (Scribn.) Bowden , Sitanion anomalum J.G. Sm. , Sitanion hansenii (Scribn.) J.G. Sm.

hirsutus J. Presl

hystrix L.

var. bigeloviana (Fern.) Bowden Synonymy: Hystrix patula var. bigeloviana (Fern.) Deam

var. hystrix Synonymy: Hystrix hystrix (L.) Millsp. , Hystrix patula Moench

interruptus Buckl. Present in the Texas flora (treated as Elymus canadensis L. var. interruptus (Buckl.) Church by Hatch et al, 1990) and known locally as: Texas wildrye (Texas Distribution by vegetation zone) Synonymy: Elymus canadensis var. interruptus (Buckl.) Church , Elymus diversiglumis Scribn. & Ball

kronokensis (Komarov) Tzvelev

ssp. kronokensis

ssp. subalpinus (L. Neum.) Tzvelev Synonymy: Agropyron boreale (Turcz.) Drobov , Elymus alaskanus ssp. borealis (Turcz.) Melderis , Roegneria borealis (Turcz.) Nevski , Triticum boreale Turcz.

lanceolatus (Scribn. & J.G. Sm.) Gould

ssp. albicans (Scribn. & J.G. Sm.) Barkworth & Dewey Synonymy: Agropyron albicans Scribn. & J.G. Sm. , Agropyron albicans var. griffithii (Scribn. & J.G. Sm. ex Piper) Beetle , Agropyron dasystachyum ssp. albicans (Scribn. & J.G. Sm.) Dewey , Agropyron griffithii Scribn. & J.G. Sm. ex Piper , Elymus albicans (Scribn. & J.G. Sm.) A. Löve , Elymus albicans var. griffithii (Scribn. & J.G. Sm. ex Piper) Dorn , Elymus griffithii (Scribn. & J.G. Sm. ex Piper) A. Löve , Elytrigia dasystachya ssp. albicans (Scribn. & J.G. Sm.) Dewey , Roegneria albicans (Scribn. & J.G. Sm.) Beetle , Roegneria albicans var. griffithii (Scribn. & J.G. Sm. ex Piper) Beetle

ssp. lanceolatus Synonymy: Agropyron dasystachyum (Hook.) Scribn. & J.G. Sm. , Agropyron dasystachyum var. riparum (Scribn. & J.G. Sm.) Bowden , Agropyron elmeri Scribn. , Agropyron lanceolatum Scribn. & J.G. Sm. , Agropyron riparum Scribn. & J.G. Sm. , Elymus lanceolatus var. riparius (Scribn. & J.G. Sm.) Dorn , Elytrigia dasystachya (Hook.) A.& D. Löve , Elytrigia ripara (Scribn. & J.G. Sm.) Beetle

ssp. psammophilus (Gillett & Senn) A. Löve Synonymy: Agropyron dasystachyum ssp. psammophilum (Gillett & Senn) Dewey , Agropyron dasystachyum var. psammophilum (Gillett & Senn) E.G. Voss , Agropyron psammophilum Gillett & Senn , Elytrigia dasystachya ssp. psammophila (Gillett & Senn) Dewey , Elytrigia dasystachya var. psammophila (Gillett & Senn) Cronq.

macrourus (Turcz.) Tzvelev Synonymy: Agropyron dasystachyum var. sericeum auct. non Boivin , Agropyron macrourum (Turcz.) Drobov , Agropyron sericeum auct. non A.S. Hitchc. , Triticum macrourum Turcz.

X maltei Bowden [canadensis X virginicus] Synonymy: Elymus arenarius var. simulans (Bowden) Boivin , Elymus X maltei var. brownii Bowden , Elymus X maltei var. churchii Bowden , Elymus X maltei var. simulans Bowden , Terrelymus maltei (Bowden) Baum

X mossii (Lepage) Barkworth & Dewey [canadensis X trachycaulis] Synonymy: X Agroelymus cayouetteorus Boivin , X Agroelymus mossii Lepage

multisetus M.E. Jones Synonymy: Sitanion jubatum J.G. Sm. , Sitanion velutinum Piper

X palmerensis (Lepage) Barkworth & Dewey [macrourus X sibiricus] Synonymy: X Agroelymus hodgsonii Lepage , X Agroelymus palmerensis Lepage

X pinaloensis (Pyrah) Barkworth & Dewey [arizonicus X hystrix] Synonymy: X Agrositanion pinaloense Pyrah

X pseudorepens (Scribn. & J.G. Sm.) Barkworth & Dewey [lanceolatus X trachycaulus] Synonymy: Agropyron pseudorepens Scribn. & J.G. Sm. , Agropyron pseudorepens var. magnum Scribn. & J.G. Sm. , Agropyron pseudorepens var. sennii Boivin , Agropyron vaillantianum (Wulfen & Schreb.) Trautv. ex Bess. , Elymus pseudorepens (Scribn. & J.G. Sm.) Gould

riparius Wieg. Synonymy: Elymus canadensis var. riparius (Wieg.) Boivin

sajanensis (Nevski) Tzvelev

ssp. hyperarcticus (Polunin) Tzvelev Synonymy: Agropyron boreale ssp. hyperarcticum (Polunin) Melderis , Agropyron latiglume var. pilosiglume Hultén , Agropyron violaceum var. hyperarcticum Polunin , Elymus alaskanus ssp. hyperarcticus (Polunin) A.& D. Löve , Roegneria borealis var. hyperarctica (Polunin) Melderis , Roegneria hyperarctica (Polunin) Tzvelev

X saundersii Vasey (pro sp.) [elymoides X trachycaulus] Synonymy: Agropyron saundersii (Vasey) A.S. Hitchc. , X Agrositanion saundersii (Vasey) Bowden , Elymus saundersii var. californicus Hoover

scribneri (Vasey) M.E. Jones Synonymy: Agropyron scribneri Vasey

semicostatum (Nees ex Steud.) A. Löve Synonymy: Agropyron semicostatum Nees ex Steud.

sibiricus L.

sierrus Gould Synonymy: Agropyron gmelinii var. pringlei Scribn. & J.G. Sm. , Agropyron pringlei (Scribn. & J.G. Sm.) A.S. Hitchc. auct. non Elymus pringlei

stebbinsii Gould Synonymy: Agropyron laeve (Scribn. & J.G. Sm.) A.S. Hitchc. , Agropyron parishii Scribn. & J.G. Sm. , Agropyron parishii var. laeve Scribn. & J.G. Sm. , Agropyron pauciflorum ssp. laeve (Scribn. & J.G. Sm.) Gould , Elymus laevis (Scribn. & J.G. Sm.) Hoover , Elytrigia parishii (Scribn. & J.G. Sm.) Dewey

svensonii Church

trachycaulus (Link) Gould ex Shinners Present in the Texas flora and known locally as: Slender wheatgrass (Texas Distribution by vegetation zone)

ssp. subsecundus (Link) A.& D. Löve Synonymy: Agropyron caninum var. unilaterale (Cassidy) C.L. Hitchc. , Agropyron pauciflorum var. glaucum (Pease & Moore) Taylor , Agropyron subsecundum (Link) A.S. Hitchc. , Agropyron trachycaulum var. ciliatum (Scribn. & J.G. Sm.) Gleason , Agropyron trachycaulum var. glaucum (Pease & Moore) Malte , Agropyron trachycaulum var. unilaterale (Cassidy) Malte , Elymus trachycaulus ssp. glaucus (Pease & Moore) Cody , Elymus trachycaulus var. unilateralis (Cassidy) Beetle

ssp. trachycaulus Synonymy: Agropyron brevifolium Scribn. , Agropyron caninum ssp. majus (Vasey) C.L. Hitchc. , Agropyron caninum var. andinum (Scribn. & J.G. Sm.) C.L. Hitchc. , Agropyron caninum var. hornemannii (Koch) Pease & Moore , Agropyron caninum var. mitchellii Welsh , Agropyron pauciflorum (Schwein.) A.S. Hitchc. ex Silveus , Agropyron pauciflorum ssp. majus (Vasey) Melderis , Agropyron pauciflorum ssp. novae-angliae (Scribn.) Melderis , Agropyron pauciflorum ssp. teslinense (Porsild & Senn) Melderis , Agropyron pauciflorum var. novae-angliae (Scribn.) Taylor & MacBryde , Agropyron subsecundum var. andinum (Scribn. & J.G. Sm.) A.S. Hitchc. , Agropyron tenerum Vasey , Agropyron teslinense Porsild & Senn , Agropyron trachycaulum (Link) Malte ex H.F. Lewis , Agropyron trachycaulum var. majus (Vasey) Fern. , Agropyron trachycaulum var. novae-angliae (Scribn.) Fern. , Agropyron violaceum ssp. andinum (Scribn. & J.G. Sm.) Melderis , Agropyron violaceum var. andinum Scribn. & J.G. Sm. , Elymus pauciflorus (Schwein.) Gould, non Lam. , Elymus trachycaulus ssp. andinus (Scribn. & J.G. Sm.) A.& D. Löve , Elymus trachycaulus ssp. novae-angliae (Scribn.) Tzvelev , Elymus trachycaulus ssp. teslinensis (Porsild & Senn) A. Löve , Elymus trachycaulus var. andinus (Scribn. & J.G. Sm.) Dorn , Elymus trachycaulus var. majus (Vasey) Beetle , Roegneria pauciflora (Schwein.) Hyl. , Roegneria trachycaula (Link) Nevski , Triticum trachycaulum Link

villosus Muhl. ex Willd.

var. arkansanus (Scribn. & Ball) J.J. Campbell Synonymy: Elymus arkansanus Scribn. & Ball

var. villosus Synonymy: Terrellia villosa (Muhl. ex Willd.) Baum

virginicus L. Present in the Texas flora and known locally as: Virginia wildrye (Texas Distribution by vegetation zone)

var. halophilus (Bickn.) Wieg. Synonymy: Elymus halophilus Bickn.

var. jenkinsii Bowden

var. submuticus Hook. Synonymy: Elymus curvatus Piper , Elymus submuticus (Hook.) Smyth & Smyth

var. virginicus Synonymy: Elymus australis Scribn. & Ball , Elymus glabriflorus (Vasey) Scribn. & Ball , Elymus glabriflorus var. australis (Scribn. & Ball) J.J. Campbell , Elymus hirsutiglumis Scribn. , Elymus jejunus (Ramaley) Rydb. , Elymus striatus Willd. , Elymus virginicus var. australis (Scribn. & Ball) A.S. Hitchc. , Elymus virginicus var. glabriflorus (Vasey) Bush , Elymus virginicus var. hirsutiglumis (Scribn.) A.S. Hitchc. , Elymus virginicus var. intermedius (Vasey) Bush , Elymus virginicus var. jejunus (Ramaley) Bush

vulpinus Rydb. Synonymy: Agropyron pseudorepens var. vulpinum (Rydb.) Boivin , Agropyron vulpinum (Rydb.) A.S. Hitchc.

X yukonensis (Scribn. & Merr.) A. Löve (pro sp.) [trachycaulus X sp.] Synonymy: Agropyron dasystachyum ssp. yukonense (Scribn. & Merr.) Dewey , Agropyron yukonense Scribn. & Merr. , Elymus lanceolatus ssp. yukonensis (Scribn. & Merr.) A. Löve , Elytrigia dasystachya ssp. yukonensis (Scribn. & Merr.) Dewey

Elyonurus Humb. & Bonpl. ex Willd. - BALSAMSCALE

barbiculmis Hack. Present in the Texas flora and known locally as: Woolspike balsamscale, bristlenode balsamgrass (Texas Distribution by vegetation zone) Synonymy: Elyonurus barbiculmis var. parviflorus Scribn.

tripsacoides Humb. & Bonpl. ex Willd. Present in the Texas flora and known locally as: Pan American balsamscale, balsamgrass (Texas Distribution by vegetation zone)

Elytrigia Desv. - QUACK GRASS

elongata (Host) Nevski Synonymy: Agropyron elongatum (Host) Beauv. , Elymus elongatus (Host) Runemark , Lophopyrum elongatum (Host) A. Löve

intermedia (Host) Nevski Synonymy: Agropyron intermedium (Host) Beauv. , Agropyron intermedium var. trichophorum (Link) Halac. , Agropyron trichophorum (Link) Richter , Elymus hispidus (Opiz) Melderis , Elymus hispidus ssp. barbulatus (Schur) Melderis , Elymus hispidus var. ruthenicus (Griseb.) Dorn , Elytrigia intermedia ssp. barbulata (Schur) A. Löve , Elytrigia intermedia ssp. trichophora (Link) Tvzel , Thinopyrum intermedium (Host) Barkworth & Dewey , Thinopyrum intermedium ssp. barbulatum (Schur) Barkworth & Dewey

juncea (L.) Nevski

ssp. boreali-atlantica (Simonet & Guin.) Hylander Synonymy: Agropyron junceum (L.) Beauv. p.p. , Elymus farctus (Viviani) Runemark ex Melderis p.p. , Thinopyrum junceum (L.) A. Löve p.p. , Triticum farctum Viviani p.p. , Triticum junceum L. p.p.

pontica (Podp.) Holub Synonymy: Agropyron varnense (Velen.) Hayek , Elymus elongatus var. ponticus (Podp.) Dorn , Elymus varnensis (Velen.) Runemark , Thinopyrum ponticum (Podp.) Barkworth & Dewey

pungens (Pers.) Tutin Synonymy: Agropyron littorale (Host) Dur. , Agropyron pungens (Pers.) Roemer & J.A. Schultes , Elymus pungens (Pers.) Melderis , Triticum pungens Pers.

pycnanthes (Godr.) A. Löve Synonymy: Agropyron pungens var. acadiense (F.T. Hubbard) Fern. , Agropyron pycnanthum (Godr.) Godr. & Gren. , Elymus pycnanthus (Godr.) Melderis

repens (L.) Desv. ex B.D. Jackson

var. repens Synonymy: Agropyron repens (L.) Beauv. , Agropyron repens var. subulatum (Schreb.) Roemer & J.A. Schultes , Elymus repens (L.) Gould , Triticum repens L.

var. vaillantiana (Wulfen & Schreb.) Prokudin Synonymy: Elytrigia vaillantiana (Wulfen & Schreb.) Beetle , Triticum vaillantianum Wulfen & Schreb.

Enneapogon Desv. ex Beauv. - FEATHER PAPPUS GRASS

desvauxii Beauv. Present in the Texas flora and known locally as: Feather-pappusgrass, spike-pappusgrass, Wright's-pappusgrass (Texas Distribution by vegetation zone) Synonymy: Pappophorum wrightii S. Wats.

mollis Lehm.

Enteropogon Nees - UMBRELLA GRASS

chlorideus (J. Presl) Clayton Present in the Texas flora (treated as Chloris chloridea (Presl) A.S. Hitchc. by Hatch et al, 1990) and known locally as: Buryseed chloris (Texas Distribution by vegetation zone) Synonymy: Chloris chloridea (J. Presl) A.S. Hitchc. , Dinebra chloridea J. Presl

prieurii (Kunth) Clayton Synonymy: Chloris prieurii Kunth

Eragrostis von Wolf - LOVE GRASS

airoides Nees Present in the Texas flora, local name unknown. (Texas Distribution by vegetation zone)

atropioides Hbd.

atrovirens (Desv.) Trin. ex Steud. Synonymy: Eragrostis chariis auct. non (J.A. Schultes) A.S. Hitchc. , Eragrostis nutans auct. non (Retz.) Nees ex Steud.

bahiensis (Schrad. ex J.A. Schultes) J.A. Schultes

barrelieri Daveau Present in the Texas flora and known locally as: Mediterranean lovegrass (Texas Distribution by vegetation zone)

brownei (Kunth ex Chapman) Nees ex Steud.

campestris Trin. Present in the Texas flora (treated as Eragrostis elliottii S. Wats. by Hatch et al, 1990) and known locally as: Elliott lovegrass (Texas Distribution by vegetation zone) Synonymy: Eragrostis acuta A.S. Hitchc. , Eragrostis elliottii S. Wats. , Poa nitida Ell., non Lam.

capillaris (L.) Nees Present in the Texas flora and known locally as: Lacegrass, tiny lovegrass (Texas Distribution by vegetation zone)

cilianensis (All.) Lut. ex Janchen Present in the Texas flora and known locally as: Stinkgrass (Texas Distribution by vegetation zone) Synonymy: Eragrostis major Host , Eragrostis megastachya (Koel.) Link , Poa cilianensis All.

ciliaris (L.) R. Br. Present in the Texas flora and known locally as: Gophertail lovegrass (Texas Distribution by vegetation zone)

var. brachystachya Boiss.

var. ciliaris Synonymy: Poa ciliaris L.

var. laxa Kuntze

cumingii Steud. Synonymy: Eragrostis simplex Scribn.

curtipedicellata Buckl. Present in the Texas flora and known locally as: Gummy lovegrass, shortstalked lovegrass (Texas Distribution by vegetation zone)

curvula (Schrad.) Nees Present in the Texas flora and known locally as: Weeping lovegrass (Texas Distribution by vegetation zone)

var. conferta Stapf Synonymy: Eragrostis chloromelas Steud.

cylindriflora Hochst. Synonymy: Eragrostis horizontalis Peter

deflexa A.S. Hitchc.

echinochloidea Stapf

elongata (Willd.) Jacq. f.

erosa Scribn. Present in the Texas flora and known locally as: Chihuahua lovegrass (Texas Distribution by vegetation zone)

fosbergii Whitney

frankii C.A. Mey. ex Steud. Synonymy: Eragrostis frankii var. brevipes Fassett

gangetica (Roxb.) Steud. Synonymy: Eragrostis stenophylla auct. non Hochst. ex Miq.

glomerata (Walt.) L.H. Dewey Present in the Texas flora and known locally as: Pond lovegrass (Texas Distribution by vegetation zone) Synonymy: Poa glomerata Walt.

glutinosa (Sw.) Trin. Synonymy: Poa glutinosa Sw.

grandis Hbd. Synonymy: Eragrostis grandis var. oligantha Hbd. , Eragrostis grandis var. polyantha Hbd.

hirsuta (Michx.) Nees Present in the Texas flora and known locally as: Bigtop lovegrass, stout lovegrass (Texas Distribution by vegetation zone) Synonymy: Eragrostis hirsuta var. laevivaginata Fern. , Poa hirsuta Michx.

hosakai O. Deg.

hypnoides (Lam.) B.S.P. Present in the Texas flora and known locally as: Teal lovegrass, smooth creeping grass (Texas Distribution by vegetation zone) Synonymy: Poa hypnoides Lam.

intermedia A.S. Hitchc. Present in the Texas flora and known locally as: Plains lovegrass (Texas Distribution by vegetation zone)

lehmanniana Nees Present in the Texas flora and known locally as: Lehmann lovegrass (Texas Distribution by vegetation zone)

leptophylla A.S. Hitchc.

leptostachya (R. Br.) Steud.

lugens Nees Present in the Texas flora and known locally as: Mourning lovegrass (Texas Distribution by vegetation zone)

lutescens Scribn.

mauiensis A.S. Hitchc.

mexicana (Hornem.) Link

ssp. mexicana Present in the Texas flora and known locally as: Mexican lovegrass (Texas Distribution by vegetation zone) Synonymy: Eragrostis neomexicana Vasey , Poa mexicana Hornem.

ssp. virescens (J. Presl) S.D. Koch & S nchez Synonymy: Eragrostis orcuttiana Vasey , Eragrostis virescens J. Presl

minor Host Present in the Texas flora, local name unknown. (Texas Distribution by vegetation zone) Synonymy: Eragrostis eragrostis (L.) Beauv. , Eragrostis poaeoides Beauv. ex Roemer & J.A. Schultes

monticola (Gaud.) Hbd.

obtusiflora (Fourn.) Scribn. Synonymy: Brizopyrum obtusiflorum Fourn.

palmeri S. Wats. Present in the Texas flora and known locally as: Rio Grande lovegrass (Texas Distribution by vegetation zone)

paupera Jedw. Synonymy: Eragrostis falcata sensu A.S. Hitchc., non Gaud. ex Steud. , Eragrostis whitneyi Fosberg , Eragrostis whitneyi var. caumii Fosberg

pectinacea (Michx.) Nees ex Steud.

var. miserrima (Fourn.) J. Reeder Present in the Texas flora, local name unknown. (Texas Distribution by vegetation zone) Synonymy: Eragrostis arida A.S. Hitchc. , Eragrostis tephrosanthos J.A. Schultes

var. pectinacea Present in the Texas flora and known locally as: Spreading lovegrass (Texas Distribution by vegetation zone) Synonymy: Eragrostis caroliniana (Biehler) Scribn. , Eragrostis diffusa Buckl. , Eragrostis purshii hort. ex Schrad. , Poa pectinacea Michx.

pilosa (L.) Beauv.

var. perplexa (L.H. Harvey) S.D. Koch Present in the Texas flora, local name unknown. (Texas Distribution by vegetation zone) Synonymy: Eragrostis perplexa L.H. Harvey

var. pilosa Present in the Texas flora and known locally as: India lovegrass (Texas Distribution by vegetation zone) Synonymy: Eragrostis multicaulis Steud. , Poa pilosa L.

plana Nees

prolifera (Sw.) Steud. Synonymy: Eragrostis domingensis (Pers.) Steud. , Poa prolifera Sw.

refracta (Muhl.) Scribn. Present in the Texas flora and known locally as: Coastal lovegrass, meadow lovegrass (Texas Distribution by vegetation zone) Synonymy: Eragrostis virginica (Zucc. ex Roemer) Steud. , Poa amabilis sensu Walt. non L. , Poa pectinacea var. refracta (Muhl.) Chapman , Poa refracta Muhl. , Poa virginica Zucc. ex Roemer

reptans (Michx.) Nees Present in the Texas flora (treated as Neeragrostis reptans (Michx.) Nicora by Hatch et al, 1990) and known locally as: Crreping lovegrass (Texas Distribution by vegetation zone) Synonymy: Eragrostis weigeltiana (Reichenb. ex Trin.) Bush , Neeragrostis reptans (Michx.) Nicora , Poa reptans Michx.

scaligera Salzm. ex Steud.

secundiflora J. Presl

ssp. oxylepis (Torr.) S.D. Koch Present in the Texas flora and known locally as: Red lovegrass (Texas Distribution by vegetation zone) Synonymy: Eragrostis oxylepis (Torr.) Torr.

ssp. secundiflora Synonymy: Eragrostis beyrichii J.G. Sm. , Eragrostis oxylepis var. beyrichii (J.G. Sm.) Shinners

sessilispica Buckl. Present in the Texas flora and known locally as: Tumble lovegrass (Texas Distribution by vegetation zone) Synonymy: Acamptoclados sessilispicus (Buckl.) Nash

silveana Swallen Present in the Texas flora and known locally as: Silveus lovegrass (Texas Distribution by vegetation zone)

spectabilis (Pursh) Steud. Present in the Texas flora and known locally as: Purple lovegrass (Texas Distribution by vegetation zone) Synonymy: Eragrostis spectabilis var. sparsihirsuta Farw. , Poa spectabilis Pursh

spicata Vasey Present in the Texas flora and known locally as: Spike lovegrass (Texas Distribution by vegetation zone)

suaveolens Becker ex Claus

superba Peyr. Present in the Texas flora and known locally as: Willmann lovegrass (Texas Distribution by vegetation zone)

swallenii A.S. Hitchc. Present in the Texas flora and known locally as: Swallen lovegrass (Texas Distribution by vegetation zone)

tef (Zuccagni) Trotter Synonymy: Eragrostis abyssinica (Jacq.) Link , Poa tef Zuccagni

tenella (L.) Beauv. ex Roemer & J.A. Schultes Present in the Texas flora (treated as Eragrostis amabilis (L.) Wight & Arn. ex Nees by Hatch et al, 1990) (Texas Distribution by vegetation zone) Synonymy: Eragrostis amabilis (L.) Wight & Arn. ex Nees , Poa tenella L.

tracyi A.S. Hitchc.

trichocolea Hack. & Arech. Present in the Texas flora and known locally as: Hairy-sheath lovegrass (Texas Distribution by vegetation zone)

var. floridana (A.S. Hitchc.) Witherspoon Present in the Texas flora, local name unknown. (Texas Distribution by vegetation zone) Synonymy: Eragrostis floridana A.S. Hitchc.

trichodes (Nutt.) Wood Present in the Texas flora and known locally as: Sand lovegrass (Texas Distribution by vegetation zone)

var. pilifera (Scheele) Fern. Synonymy: Eragrostis pilifera Scheele

var. trichodes Synonymy: Poa trichodes Nutt.

trichophora Coss. & Dur. Synonymy: Eragrostis atherstonii Stapf.

unioloides (Retz.) Nees ex Steud.

urbaniana A.S. Hitchc.

variabilis (Gaud.) Steud. Synonymy: Eragrostis niihauensis Whitney

Eremochloa Buse - CENTIPEDE GRASS

ciliaris (L.) Merr. Synonymy: Nardus ciliaris L.

ophiuroides (Munro) Hack. Present in the Texas flora and known locally as: Centipedegrass (Texas Distribution by vegetation zone) Synonymy: Ischaemum ophiuroides Munro

Eremopoa Rosh. - SIBERIAN GRASS

altaica (Trin.) Rosh. Synonymy: Eremopoa persica auct. non (Trin.) Rosh. , Festuca persica auct. non (Trin.) K. Koch , Poa persica auct. non Trin.

Eremopyrum (Ledeb.) Jaubert & Spach - FALSE WHEAT GRASS

bonaepartis (Spreng.) Nevski Synonymy: Agropyron squarrosum (Link) Roth

orientale (L.) Jaubert & Spach Synonymy: Agropyron orientale (L.) Roemer & J.A. Schultes , Secale orientale L.

squarrosum (Link) Jaubert & Spach

triticeum (Gaertn.) Nevski Synonymy: Agropyron prostratum (L. f.) Beauv. , Agropyron triticeum Gaertn.

Eriochloa Kunth - CUP GRASS

acuminata (J. Presl) Kunth

var. acuminata Present in the Texas flora and known locally as: Southwestern cupgrass (Texas Distribution by vegetation zone) Synonymy: Eriochloa gracilis (Fourn.) A.S. Hitchc. , Eriochloa lemmonii var. gracilis (Fourn.) Gould

var. minor (Vasey) R.B. Shaw Present in the Texas flora and known locally as: Small southwestern cupgrass, plains cupgrass (Texas Distribution by vegetation zone) Synonymy: Eriochloa gracilis var. minor (Vasey) A.S. Hitchc. , Eriochloa punctata var. minor Vasey

aristata Vasey

contracta A.S. Hitchc. Present in the Texas flora and known locally as: Prairie cupgrass (Texas Distribution by vegetation zone)

fatmensis (Hochst. & Steud.) W.D. Clayton Synonymy: Eriochloa nubica (Steud.) Thellung , Eriochloa procera auct. non (Retz.) C.E. Hubbard , Panicum fatmense Hochst. & Steud.

leersioides (Munro) Hack.

lemmonii Vasey & Scribn.

michauxii (Poir.) A.S. Hitchc.

var. michauxii Synonymy: Panicum michauxii Poir.

var. simpsonii A.S. Hitchc.

polystachya Kunth Synonymy: Eriochloa subglabra (Nash) A.S. Hitchc.

pseudoacrotricha (Stapf ex Thellung) C.E. Hubbard ex S.T. Blake Present in the Texas flora, local name unknown. (Texas Distribution by vegetation zone) Synonymy: Eriochloa ramosa var. pseudoacrotricha Stapf ex Thellung

punctata (L.) Desv. ex Hamilton Present in the Texas flora and known locally as: Louisiana cupgrass, everlasting-grass (Texas Distribution by vegetation zone) Synonymy: Milium punctatum L.

sericea (Scheele) Munro ex Vasey Present in the Texas flora and known locally as: Texas cupgrass, silky cupgrass (Texas Distribution by vegetation zone) Synonymy: Paspalum sericeum Scheele

villosa (Thunb.) Kunth Synonymy: Paspalum villosum Thunb.

Eriochrysis Beauv. - MOCO-DE-PAVO

cayennensis Beauv.

Erioneuron Nash - WOOLLY GRASS

grandiflorum (Vasey) Tateoka Present in the Texas flora (treated as Erioneuron avenaceum (Kunth in H.B.K.) Tateoka var. grandiflorum (Vasey) Gould by Hatch et al, 1990) (Texas Distribution by vegetation zone) Synonymy: Erioneuron avenaceum var. grandiflorum (Vasey) Gould , Tridens grandiflorus (Vasey) Woot. & Standl.

nealleyi (Vasey) Tateoka Present in the Texas flora (treated as Erioneuron avenaceum (Kunth in H.B.K.) Tateoka var. nealleyi (Vasey) Gould by Hatch et al, 1990) and known locally as: Large-flowered erioneuron, large-flowered tridens (Texas Distribution by vegetation zone) Synonymy: Erioneuron avenaceum var. nealleyi (Vasey) Gould , Tridens nealleyi (Vasey) Woot. & Standl.

pilosum (Buckl.) Nash Present in the Texas flora and known locally as: Hairy erioneuron, hairy tridens (Texas Distribution by vegetation zone) Synonymy: Tridens pilosus (Buckl.) A.S. Hitchc. , Uralepis pilosa Buckl.

pulchellum (Kunth) Tateoka Present in the Texas flora (treated as Dasyochloa pulchella (Kunth in H.B.K.) Rydb. by Hatch et al, 1990) and known locally as: Fluffgrass (Texas Distribution by vegetation zone) Synonymy: Dasyochloa pulchella (Kunth) Willd. ex Rydb. , Tridens pulchellus (Kunth) A.S. Hitchc. , Triodia pulchella Kunth

Euclasta Franch. - MOCK BLUESTEM

condylotricha (Hochst. ex Steud.) Stapf Synonymy: Andropogon condylotrichus Hochst. ex Steud.

Eustachys Desv. - FINGER GRASS

caribaea (Spreng.) Herter Present in the Texas flora, local name unknown. (Texas Distribution by vegetation zone) Synonymy: Chloris capensis auct. non (Houtt.) Thellung , Chloris caribaea Spreng.

distichophylla (Lag.) Nees Synonymy: Chloris distichophylla Lag.

floridana Chapman Synonymy: Chloris floridana (Chapman) Wood

glauca Chapman Synonymy: Chloris glauca (Chapman) Wood

neglecta (Nash) Nash Synonymy: Chloris neglecta Nash

petraea (Sw.) Desv. Present in the Texas flora, local name unknown. (Texas Distribution by vegetation zone) Synonymy: Chloris petraea Sw.

retusa (Lag.) Kunth Present in the Texas flora, local name unknown. (Texas Distribution by vegetation zone) Synonymy: Chloris argentina (Hack.) Lillo & Parodi

Festuca L. - FESCUE

airoides Lam. Synonymy: Festuca ovina var. supina (Schur) Hack.

altaica Trin.

arizonica Vasey Present in the Texas flora and known locally as: Arizona fescue, canuela borreguera (Texas Distribution by vegetation zone)

arvernensis Auquier, Kerguelen & Markgr.-Dannenb. Synonymy: Festuca glauca Lam., non Vill. , Festuca ovina var. glauca (Lam.) W.D.J. Koch

baffinensis Polunin

brachyphylla J.A. Schultes ex J.A. & J.H. Schultes

ssp. brachyphylla Synonymy: Festuca brevifolia R. Br., non Muhl. , Festuca brevifolia subva. genuina St.-Yves , Festuca ovina ssp. brevifolia (S. Wats.) Hack. p.p. , Festuca ovina var. alpina (Gaud.) W.D.J. Koch , Festuca ovina var. borealis Lange , Festuca ovina var. brachyphylla (J.A. Schultes ex J.A. & J.H. Schultes) Piper ex A.S. Hitchc , Festuca ovina var. brevifolia S. Wats. p.p.

ssp. breviculmis Frederiksen

ssp. coloradensis Frederiksen Synonymy: Festuca brachyphylla var. endotera (St.-Yves) Litard. , Festuca ovina var. brevifolia auct. p.p.

brevissima Jurtzev

californica Vasey

var. californica

var. parishii (Piper) A.S. Hitchc.

campestris Rydb. Synonymy: Festuca altaica ssp. scabrella (Torr. ex Hook.) Hultén , Festuca altaica var. major (Vasey) Gleason , Festuca altaica var. scabrella (Torr. ex Hook.) Breitung , Festuca scabrella Torr. ex Hook. , Festuca scabrella var. major Vasey

dasyclada Hack. ex Beal Synonymy: Argillochloa dasyclada (Hack. ex Beal) W.A. Weber

diffusa Dumort. Synonymy: Festuca multiflora Hoffmann , Festuca rubra var. multiflora (Hoffmann) Aschers. & Graebn.

drymeia Mert. & Koch

edlundiae S. Aiken, L. Consaul & L. Lefkovitch

elmeri Scribn. & Merr. Synonymy: Festuca elmeri ssp. luxurians Piper , Festuca elmeri var. conferta (Hack. ex Beal) A.S. Hitchc.

filiformis Pourret Synonymy: Festuca capillata Lam. , Festuca ovina var. capillata (Lam.) Alef. , Festuca ovina var. tenuifolia (Sibthorp) Sm. , Festuca tenuifolia Sibthorp

groenlandica (Schol.) Frederiksen Synonymy: Festuca brachyphylla var. groenlandica Schol.

hallii (Vasey) Piper Synonymy: Festuca altaica ssp. hallii (Vasey) Harms , Festuca altaica subva. r. hallii (Vasey) St.-Yves , Festuca scabrella ssp. hallii (Vasey) W.A. Weber , Melica hallii Vasey

hawaiiensis A.S. Hitchc.

heterophylla Lam. Synonymy: Festuca rubra var. heterophylla (Lam.) Mutel

hyperborea Holmen

idahoensis Elmer

var. idahoensis Synonymy: Festuca idahoensis var. oregona (Hack. ex Beal) C.L. Hitchc. , Festuca ingrata (Hack. ex Beal) Rydb. , Festuca occidentalis var. ingrata (Hack. ex Beal) Boivin , Festuca ovina var. columbiana Beal , Festuca ovina var. ingrata Hack. ex Beal , Festuca ovina var. oregona Hack. ex Beal

var. roemeri Pavlick Synonymy: Festuca roemeri (Pavlick) Alexeev

kashmiriana Stapf

kingii (S. Wats.) Cassidy Synonymy: Festuca confinis Vasey , Hesperochloa kingii (S. Wats.) Rydb. , Leucopoa kingii (S. Wats.) W.A. Weber , Poa kingii S. Wats.

lenensis Drobov Synonymy: Festuca auriculata Drobov , Festuca ovina ssp. alaskana Holmen p.p. , Festuca ovina var. alaskana (Holmen) Welsh p.p.

ligulata Swallen Present in the Texas flora and known locally as: Guadalupe fescue (Texas Distribution by vegetation zone)

minutiflora Rydb. Synonymy: Festuca brevifolia var. utahensis St.-Yves , Festuca ovina var. minutiflora (Rydb.) J.T. Howell

occidentalis Hook. Synonymy: Festuca ovina var. polyphylla Vasey ex Beal

ovina L.

paradoxa Desv. Present in the Texas flora and known locally as: Cluster fescue (Texas Distribution by vegetation zone) Synonymy: Festuca nutans Biehler

rubra L. Present in the Texas flora and known locally as: red fescue (Texas Distribution by vegetation zone)

ssp. arctica (Hack.) Govor. Synonymy: Festuca prolifera (Piper) Fern. , Festuca prolifera var. lasiolepis Fern. , Festuca richardsonii Hook. , Festuca richardsonii ssp. cryophila (Krecz. & Bobr.) A.& D. Löve , Festuca rubra ssp. cryophila (Krecz. & Bobr.) Hultén , Festuca rubra ssp. richardsonii (Hook.) Hultén , Festuca rubra var. mutica Hartman , Festuca rubra var. prolifera (Piper) Piper

ssp. arenaria (Osbeck) Syme Synonymy: Festuca arenaria Osbeck, non Lam. , Festuca rubra var. arenaria (Osbeck) Fries , Festuca rubra var. lanuginosa Mert. & Koch

ssp. arnicola Alexeev

ssp. aucta (Krecz. & Bobr.) Hultén Synonymy: Festuca aucta Krecz. & Bobr.

ssp. falax Thuill. Synonymy: Festuca fallax Thuill. , Festuca rubra var. commutata Gaudin

ssp. pruinosa (Hack.) Piper Synonymy: Festuca densiuscula (Hack. ex Piper) Alexeev , Festuca rubra ssp. densiuscula Hack. ex Piper

ssp. rubra Synonymy: Festuca rubra ssp. juncea (Hack.) So¢ , Festuca rubra var. juncea (Hack.) Richter , Festuca rubra var. megastachys auct. non (Gaudin) Hegi

ssp. secunda (J. Presl) Pavlick

var. mediana Pavlick Synonymy: Festuca rubra var. littoralis Vasey ex Beal

var. secunda (J. Presl) Scribn. Synonymy: Bromus secundus J. Presl

ssp. vallicola (Rydb.) Pavlick Synonymy: Festuca vallicola Rydb.

saximontana Rydb.

var. purpusiana (St.-Yves) Frederiksen & Pavlick Synonymy: Festuca ovina var. purpusiana St.-Yves

var. robertsiana Pavlick

var. saximontana Synonymy: Festuca brachyphylla var. rydbergii (St.-Yves) Cronq. , Festuca ovina var. rydbergii St.-Yves , Festuca ovina var. saximontana (Rydb.) Gleason

sororia Piper

subulata Trin.

subuliflora Scribn.

subverticillata (Pers.) Alexeev Present in the Texas flora (treated as Festuca obtusa Bieler by Hatch et al, 1990) and known locally as: Nodding fescue (Texas Distribution by vegetation zone) Synonymy: Festuca obtusa Biehler

thurberi Vasey

trachyphylla (Hack.) Krajina Synonymy: Festuca cinerea auct. non Vill. , Festuca duriuscula auct. non L. , Festuca duriuscula var. cinerea auct. non (Vill.) Krajina , Festuca longifolia auct. non Thuill. , Festuca ovina var. duriuscula auct. non (L.) W.D.J. Koch

versuta Beal Present in the Texas flora and known locally as: Texas fescue (Texas Distribution by vegetation zone)

viridula Vasey Synonymy: Festuca howellii Hack. ex Beal

vivipara (L.) Sm.

ssp. glabra Frederiksen

ssp. hirsuta (Schol.) Frederiksen Synonymy: Festuca vivipara var. hirsuta Schol.

ssp. vivipara Synonymy: Festuca ovina var. vivipara L.

viviparoidea Krajina ex Pavlick

var. krajinae Pavlick

var. viviparoidea Synonymy: Festuca supina auct. non Schur. , Festuca vivipara auct. non (L.) Sm. , Festuca vivipara var. glabra Frederiksen

Fingerhuthia Nees - ZULU-FESCUE

africana Lehm.

Garnotia Brongn. - LAWN GRASS

stricta Brongn. Synonymy: Garnotia acutigluma (Steud.) Ohwi , Garnotia sandwicensis Hbd.

Gastridium Beauv. - NIT GRASS

ventricosum (Gouan) Schinz & Thellung Present in the Texas flora and known locally as: Nitgrass (Texas Distribution by vegetation zone) Synonymy: Agrostis ventricosa Gouan

Gaudinia Beauv.

fragilis (L.) Beauv. Synonymy: Avena fragilis L.

Glyceria R. Br. - MANNA GRASS

acutiflora Torr. Synonymy: Panicularia acutiflora (Torr.) Kuntze

arkansana Fern. Present in the Texas flora and known locally as: Arkansas mannagrass (Texas Distribution by vegetation zone) Synonymy: Glyceria septentrionalis var. arkansana (Fern.) Steyermark & Kucera

borealis (Nash) Batchelder Synonymy: Panicularia borealis Nash

canadensis (Michx.) Trin. Synonymy: Panicularia canadensis (Michx.) Kuntze

declinata Brébiss.

elata (Nash ex Rydb.) M.E. Jones

fluitans (L.) R. Br. Synonymy: Festuca fluitans L. , Panicularia fluitans (L.) Kuntze

X gatineauensis Bowden [melicaria X striata]

grandis S. Wats.

var. grandis Synonymy: Glyceria maxima ssp. grandis (S. Wats.) Hultén , Glyceria maxima var. americana (Torr.) Boivin , Panicularia grandis (S. Wats.) Nash

var. komarovii L. Kelso Synonymy: Glyceria hulteniana A. Löve

laxa (Scribn.) Scribn. Synonymy: Glyceria canadensis var. laxa (Scribn.) A.S. Hitchc. , Glyceria X ottawensis Bowden , Panicularia laxa Scribn.

leptostachya Buckl.

maxima (Hartman) Holmb. Synonymy: Glyceria spectabilis Mert. & Koch , Molinia maxima Hartman

melicaria (Michx.) F.T. Hubbard Synonymy: Panicularia melicaria (Michx.) A.S. Hitchc.

nubigena W.A. Anderson

obtusa (Muhl.) Trin. Synonymy: Panicularia obtusa (Muhl.) Kuntze

occidentalis (Piper) J.C. Nels.

otisii A.S. Hitchc.

plicata (Fries) Fries Synonymy: Glyceria fluitans var. plicata Fries

pulchella (Nash) K. Schum.

septentrionalis A.S. Hitchc. Present in the Texas flora and known locally as: Eastern mannagrass, floating mannagrass (Texas Distribution by vegetation zone) Synonymy: Panicularia septentrionalis (A.S. Hitchc.) Bickn.

striata (Lam.) A.S. Hitchc. Present in the Texas flora and known locally as: Fowl mannagrass, nerved mannagrass (Texas Distribution by vegetation zone)

var. striata Synonymy: Glyceria nervata (Willd.) Trin. , Panicularia nervata (Willd.) Kuntze , Panicularia striata (Lam.) A.S. Hitchc.

var. stricta (Scribn.) Fern. Synonymy: Glyceria striata ssp. stricta (Scribn.) Hultén

Gymnopogon Beauv. - SKELETON GRASS

ambiguus (Michx.) B.S.P. Present in the Texas flora and known locally as: Bearded skeletongrass, broad-leaved beardgrass (Texas Distribution by vegetation zone)

brevifolius Trin.

chapmanianus A.S. Hitchc. Synonymy: Gymnopogon floridanus Swallen

foliosus (Willd.) Nees

Gynerium Willd. ex Beauv. - WILD CANE

sagittatum (Aubl.) Beauv. Synonymy: Saccharum sagittatum Aubl.

Hainardia W. Greuter - BARB GRASS

cylindrica (Willd.) W. Greuter Present in the Texas flora (treated as Monerma cylindrica (Willd.) Coss. & Dur. by Hatch et al, 1990) (Texas Distribution by vegetation zone) Synonymy: Lepturus cylindricus (Willd.) Trin. , Monerma cylindrica (Willd.) Coss. & Durieu , Rottboellia cylindrica Willd.

Helictotrichon Bess. ex J.A. & J.H. Schultes - ALPINE OAT GRASS

dahuricum (Komarov) Kitagawa

hookeri (Scribn.) Henr. Synonymy: Avena hookeri Scribn. , Avenochloa hookeri (Scribn.) Holub , Avenula hookeri (Scribn.) Holub

mortonianum (Scribn.) Henr.

pubescens (Huds.) Pilger Synonymy: Avena pubescens Huds. , Avenula pubescens (Huds.) Dumort.

Hemarthria R. Br. - AFRICAN JOINT GRASS

altissima (Poir.) Stapf & C.E. Hubbard Present in the Texas flora, local name unknown. (Texas Distribution by vegetation zone) Synonymy: Manisuris altissima (Poir.) A.S. Hitchc.

Hesperostipa (Elias) Barkworth

comata (Trin. & Rupr.) Barkworth

ssp. comata Present in the Texas flora (treated as Stipa comata Trin. & Rupr. by Hatch et al, 1990) and known locally as: Needle-and-Thread (Texas Distribution by vegetation zone) Synonymy: Stipa comata Trin. & Rupr. , Stipa comata ssp. intonsa Piper , Stipa comata var. suksdorfii St. John

ssp. intermedia (Scribn. & Tweedy) Barkworth Synonymy: Stipa comata var. intermedia Scribn. & Tweedy

curtiseta (A.S. Hitchc.) Barkworth Synonymy: Stipa curtiseta (A.S. Hitchc.) Barkworth , Stipa spartea var. curtiseta A.S. Hitchc.

neomexicana (Thurb. ex Coult.) Barkworth Present in the Texas flora (treated as Stipa neomexicana (Coult.) Scribn. by Hatch et al, 1990) and known locally as: New Mexico feathergrass, New Mexico needlegrass (Texas Distribution by vegetation zone) Synonymy: Stipa neomexicana (Thurb. ex Coult.) Scribn.

spartea (Trin.) Barkworth Synonymy: Stipa spartea Trin.

Heteropogon Pers. - TANGLEHEAD

contortus (L.) Beauv. ex Roemer & J.A. Schultes Present in the Texas flora and known locally as: Tanglehead, retorcido moreno, barba negra (Texas Distribution by vegetation zone) Synonymy: Andropogon contortus L.

melanocarpus (Ell.) Ell. ex Benth. Synonymy: Andropogon melanocarpus Ell.

Hierochloe R. Br. - SWEET GRASS

alpina (Sw. ex Willd.) Roemer & J.A. Schultes

ssp. alpina Synonymy: Savastana alpina (Sw. ex Willd.) Scribn.

ssp. orthantha (Sørensen) G. Weim. Synonymy: Anthoxanthum monticola (Bigelow) Y. Schouten & Veldkamp , Hierochloe alpina var. orthantha (Sørensen) Hultén , Hierochloe monticola (Bigelow) A.& D. Löve, non Mez , Hierochloe orthantha Sørensen

hirta (Schrank) Borb s

ssp. arctica (J. Presl) G. Weim.

ssp. hirta Synonymy: Anthoxanthum hirtum (Schrank) Y. Schouten & Veldkamp , Hierochloe odorata ssp. hirta (Schrank) Tzvelev

occidentalis Buckl. Synonymy: Anthoxanthum occidentale (Buckl.) Veldkamp , Hierochloe macrophylla Thurb. ex Boland.

odorata (L.) Beauv.

ssp. dahurica (Trin.) Printz

ssp. odorata Synonymy: Anthoxanthum nitens (Weber) Y. Schouten & Veldkamp , Hierochloe nashii (Bickn.) Kaczmarek , Hierochloe odorata var. fragrans (Willd.) Richter , Holcus odoratus L. , Savastana nashii Bickn. , Savastana odorata (L.) Scribn. , Torresia odorata (L.) A.S. Hitchc.

pauciflora R. Br. Synonymy: Savastana pauciflora (R. Br.) Scribn. & Merr.

Hilaria Kunth - CURLY-MESQUITE AND GALLETA

belangeri (Steud.) Nash Present in the Texas flora and known locally as: Common curlymesquite, creeping mesquite (Texas Distribution by vegetation zone)

var. belangeri Synonymy: Anthephora belangeri Steud.

var. longifolia (Vasey) A.S. Hitchc.

swallenii Cory Present in the Texas flora and known locally as: Swallen curlymesquite (Texas Distribution by vegetation zone)

Holcus L. - VELVET GRASS

lanatus L. Present in the Texas flora and known locally as: Common velvetgrass (Texas Distribution by vegetation zone) Synonymy: Nothoholcus lanatus (L.) Nash

mollis L.

Hordeum L. - BARLEY

arizonicum Covas Synonymy: Critesion arizonicum (Covas) A. Löve

brachyantherum Nevski

ssp. brachyantherum Synonymy: Critesion brachyantherum (Nevski) Barkworth & Dewey , Hordeum boreale Scribn. & J.G. Sm. , Hordeum jubatum var. boreale (Scribn. & J.G. Sm.) Boivin , Hordeum nodosum L. p.p. , Hordeum nodosum var. boreale (Scribn. & J.G. Sm.) A.S. Hitchc.

ssp. californicum (Covas & Stebbins) Bothmer Synonymy: Critesion californicum (Covas & Stebbins) A. Löve , Hordeum californicum Covas & Stebbins

bulbosum L.

depressum (Scribn. & J.G. Sm.) Rydb. Synonymy: Critesion depressum (Scribn. & J.G. Sm.) A. Löve

intercedens Nevski

jubatum L. Present in the Texas flora and known locally as: Foxtail barley, squirreltail grass (Texas Distribution by vegetation zone)

ssp. breviaristatum Bowden Synonymy: Critesion jubatum ssp. breviaristatum (Bowden) A.& D. Löve

ssp. intermedium Bowden

ssp. jubatum Synonymy: Critesion jubatum (L.) Nevski , Hordeum caespitosum Scribn. ex Pammel , Hordeum jubatum var. caespitosum (Scribn. ex Pammel) A.S. Hitchc.

marinum Huds.

ssp. gussonianum (Parl.) Thellung Synonymy: Critesion geniculatum (All.) A. Löve , Critesion hystrix (Roth) A. Löve , Critesion marinum ssp. gussonianum (Parl.) Barkworth & Dewey , Hordeum geniculatum All. , Hordeum gussonianum Parl. , Hordeum hystrix Roth

ssp. marinum Synonymy: Critesion marinum (Huds.) A. Löve

murinum L.

ssp. glaucum (Steud.) Tzvelev Synonymy: Critesion murinum ssp. glaucum (Steud.) W.A. Weber , Hordeum glaucum Steud. , Hordeum stebbinsii Covas

ssp. leporinum (Link) Arcang. Present in the Texas flora (treated as Hordeum leproinum Link by Hatch et al, 1990) and known locally as: Hare barley (Texas Distribution by vegetation zone) Synonymy: Critesion murinum ssp. leporinum (Link) A. Löve , Hordeum leporinum Link

ssp. murinum Synonymy: Critesion murinum (L.) A. Löve

pusillum Nutt. Present in the Texas flora and known locally as: Little barley, mouse barley (Texas Distribution by vegetation zone)

ssp. pusillum Synonymy: Critesion pusillum (Nutt.) A. Löve , Hordeum pusillum var. pubens A.S. Hitchc.

ssp. euclaston (Steud.) Hauman

secalinum Schreb.

vulgare L. Present in the Texas flora and known locally as: Barley (Texas Distribution by vegetation zone) Synonymy: Hordeum aegiceras Nees ex Royle , Hordeum distichon L. , Hordeum hexastichum L. , Hordeum vulgare var. trifurcatum (Schlecht.) Alef.

Hymenachne Beauv. - TROMPETILLA

amplexicaulis (Rudge) Nees Synonymy: Hymenachne acutigluma auct. non (Steud.) Gilliland

Hyparrhenia Anderss. ex Fourn. - THATCHING GRASS

hirta (L.) Stapf Synonymy: Andropogon hirtus L.

rufa (Nees) Stapf Synonymy: Trachypogon rufus Nees

Hypogynium Nees - WEST INDIAN-BLUESTEM

virgatum (Desv.) Dandy Synonymy: Andropogon virgatus Desv.

Ichnanthus Beauv. - BED GRASS

nemorosus (Sw.) Doell Synonymy: Panicum nemorosum Sw.

pallens (Sw.) Munro ex Benth.

var. majus (Nees) Stieber Synonymy: Panicum pallens var. majus Nees

var. pallens Synonymy: Ichnanthus axillaris (Nees) A.S. Hitchc. & Chase , Panicum pallens Sw.

tenuis (J. Presl) A.S. Hitchc. & Chase Synonymy: Oplismenus tenuis J. Presl

Imperata Cirillo - SATINTAIL

brasiliensis Trin.

brevifolia Vasey Present in the Texas flora and known locally as: Satintail, congo-grass (Texas Distribution by vegetation zone) Synonymy: Imperata hookeri (Rupr. ex Anderss.) Rupr. ex Hack.

contracta (Kunth) A.S. Hitchc. Synonymy: Saccharum contractum Kunth

cylindrica (L.) Palisot Synonymy: Lagurus cylindricus L.

Isachne R. Br. - BLOOD GRASS

angustifolia Nash

distichophylla Munro ex Hbd.

pallens Hbd.

Ischaemum L. - DUCK-BEAK GRASS AND MURAINA GRASS

aureum (Hook. & Arn.) Hack. Synonymy: Spodiopogon aureus Hook. & Arn.

byrone (Trin.) A.S. Hitchc. Listed by the U.S. FWS as endangered, the FWS local name is Hilo ischaemum and the FWS range is: U.S.A. (HI). Listed on March 4, 1994 (Volume 59 Federal Register 10324).

indicum (Houtt.) Merr. Synonymy: Ischaemum ciliare Retz. , Phleum indicum Houtt.

rugosum Salisb.

Ixophorus Schlechter - MEXICAN GRASS

unisetus (J. Presl) Schlechter Synonymy: Urochloa uniseta J. Presl

Koeleria Pers. - KOELER'S GRASS

asiatica Domin

ssp. atroviolacea (Domin) Tzvelev Synonymy: Koeleria atroviolacea Domin , Koeleria cairnesiana Hultén

macrantha (Ledeb.) J.A. Schultes Present in the Texas flora (treated as Koeleria pyramidata (Lam.) Beauv. by Hatch et al, 1990) and known locally as: Junegrass, prairie junegrass (Texas Distribution by vegetation zone) Synonymy: Koeleria cristata auct. p.p. non Pers. , Koeleria cristata var. longifolia Vasey ex Burtt-Davy , Koeleria cristata var. pinetorum Abrams , Koeleria gracilis Pers. , Koeleria nitida Nutt. , Koeleria pyramidata auct. p.p. non (Lam.) Beauv. , Koeleria yukonensis Hultén

Lagurus L. - HARE'S-TAIL GRASS

ovatus L.

Lamarckia Moench - GOLDEN-TOP GRASS

aurea (L.) Moench Synonymy: Cynosurus aureus L.

Lasiacis (Griseb.) A.S. Hitchc. - TRIBISEE

divaricata (L.) A.S. Hitchc. Synonymy: Panicum divaricatum L.

grisebachii (Nash) A.S. Hitchc. Synonymy: Panicum grisebachii Nash

harrisii Nash

ligulata A.S. Hitchc. & Chase

ruscifolia (Kunth) A.S. Hitchc. & Chase Synonymy: Panicum ruscifolium Kunth

sloanei (Griseb.) A.S. Hitchc. Synonymy: Panicum sloanei Griseb.

sorghoidea (Desv. ex Hamilton) A.S. Hitchc. & Chase

var. patentiflora (A.S. Hitchc. & Chase) Davidse Synonymy: Lasiacis patentiflora A.S. Hitchc. & Chase

var. sorghoidea Synonymy: Lasiacis maculata (Aubl.) Urban , Panicum sorghoideum Desv. ex Hamilton

Leersia Sw. - CUT GRASS

hexandra Sw. Present in the Texas flora and known locally as: Clubhead cutgrass (Texas Distribution by vegetation zone) Synonymy: Homalocenchrus hexandrus (Sw.) Kuntze

lenticularis Michx. Present in the Texas flora and known locally as: Catchfly-grass (Texas Distribution by vegetation zone) Synonymy: Homalocenchrus lenticularis (Michx.) Kuntze

monandra Sw. Present in the Texas flora and known locally as: Bunch cutgrass (Texas Distribution by vegetation zone) Synonymy: Homalocenchrus monandrus (Sw.) Kuntze

oryzoides (L.) Sw. Present in the Texas flora and known locally as: Rice cutgrass (Texas Distribution by vegetation zone) Synonymy: Homalocenchrus oryzoides (L.) Pollich , Phalaris oryzoides L.

virginica Willd. Present in the Texas flora and known locally as: Whitegrass, Virginia cutgrass (Texas Distribution by vegetation zone) Synonymy: Homalocenchrus virginicus (Willd.) Britt. , Leersia virginica var. ovata (Poir.) Fern.

Leptochloa Beauv. - SPRANGLETOP

chinensis (L.) Nees

chloridiformis (Hack.) Parodi Present in the Texas flora and known locally as: Argentine sprangletop (Texas Distribution by vegetation zone)

dubia (Kunth) Nees Present in the Texas flora and known locally as: Green sprangletop, Texas crowfoot (Texas Distribution by vegetation zone) Synonymy: Diplachne dubia (Kunth) Scribn.

fascicularis (Lam.) Gray Present in the Texas flora and known locally as: Bearded sprangletop, salt meadowgrass, salt sprangletop (Texas Distribution by vegetation zone)

var. fascicularis Synonymy: Diplachne acuminata Nash , Diplachne fascicularis (Lam.) Beauv. , Leptochloa acuminata (Nash) Mohlenbrock , Leptochloa fascicularis var. acuminata (Nash) Gleason

var. maritima (Bickn.) Gleason Synonymy: Diplachne maritima Bickn.

mucronata (Michx.) Kunth Present in the Texas flora and known locally as: Red sprangletop, slendergrass (Texas Distribution by vegetation zone) Synonymy: Festuca filiformis Lam. , Leptochloa attenuata (Nutt.) Steud. , Leptochloa filiformis (Lam.) Beauv. , Leptochloa filiformis var. attenuata (Nutt.) Steyermark & Kucera , Leptochloa filiformis var. pulchella (Scribn.) Beetle , Leptochloa panicea auct. non (Retz.) Ohwi