sericifera Brot.

Asclepias L. - MILKWEED

albicans S. Wats.

amplexicaulis Sm. Present in the Texas flora and known locally as: Bluntleaf milkweed (Texas Distribution by vegetation zone)

angustifolia Schweig.

arenaria Torr. Present in the Texas flora and known locally as: Sand milkweed (Texas Distribution by vegetation zone)

asperula (Dcne.) Woods.

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

ssp. capricornu (Woods.) Woods. Present in the Texas flora and known locally as: Trailing milkweed (Texas Distribution by vegetation zone) Synonymy: Asclepias asperula var. decumbens (Nutt.) Shinners , Asclepias capricornu Woods. , Asclepias capricornu ssp. occidentalis Woods. , Asclepias decumbens (Nutt.) Dcne. , Asclepiodora decumbens (Nutt.) Gray

brachystephana Engelm. ex Torr. Present in the Texas flora and known locally as: Shortcrown milkweed (Texas Distribution by vegetation zone)

californica Greene

ssp. californica

ssp. greenei Woods.

cinerea Walt.

connivens Baldw. Synonymy: Anantherix connivens (Baldw.) Feay

cordifolia (Benth.) Jepson Synonymy: Gomphocarpus cordifolius Benth.

cryptoceras S. Wats.

ssp. cryptoceras

ssp. davisii (Woods.) Woods. Synonymy: Asclepias cryptoceras var. davisii (Woods.) W.H. Baker , Asclepias davisii Woods.

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

curtissii Gray Synonymy: Asclepias aceratoides Nash , Oxypteryx curtissii (Gray) Small

cutleri Woods.

emoryi (Greene) Vail Present in the Texas flora and known locally as: Emory milkweed (Texas Distribution by vegetation zone)

engelmanniana Woods. Present in the Texas flora and known locally as: Engelmann milkweed (Texas Distribution by vegetation zone) Synonymy: Acerates auriculata Engelm. ex Torr. , Asclepias auriculata (Engelm. ex Torr.) Holz.

eriocarpa Benth. Synonymy: Asclepias eriocarpa var. microcarpa Munz & Johnston , Asclepias fremontii Torr. ex Gray

erosa Torr.

exaltata L. Synonymy: Asclepias bicknellii Vail , Asclepias phytolaccoides Pursh

fascicularis Dcne. Synonymy: Asclepias mexicana auct. non Cav.

feayi Chapman ex Gray Synonymy: Asclepiodella feayi (Chapman ex Gray) Small

glaucescens Kunth Present in the Texas flora (treated as Asclepias elata Benth. by Hatch et al, 1990) (Texas Distribution by vegetation zone) Synonymy: Asclepias elata Benth.

hallii Gray

hirtella (Pennell) Woods. Synonymy: Acerates hirtella Pennell , Asclepias longifolia var. hirtella (Pennell) Farmer & Bell

humistrata Walt.

hypoleuca (Gray) Woods.

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

ssp. incarnata

ssp. pulchra (Ehrh. ex Willd.) Woods. Present in the Texas flora (treated as Asclepias incarnata L. var. pulchra (Willd.) Pers. by Hatch et al, 1990) (Texas Distribution by vegetation zone) Synonymy: Asclepias incarnata var. neoscotica Fern. , Asclepias incarnata var. pulchra (Ehrh. ex Willd.) Pers. , Asclepias pulchra Ehrh. ex Willd.

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

labriformis M.E. Jones

lanceolata Walt. Present in the Texas flora and known locally as: Lanceleaf milkweed (Texas Distribution by vegetation zone) Synonymy: Asclepias lanceolata var. paupercula (Michx.) Fern.

lanuginosa Nutt. Synonymy: Acerates lanuginosa (Nutt.) Dcne. , Asclepias otarioides auct. non Fourn.

latifolia (Torr.) Raf. Present in the Texas flora and known locally as: Broadleaf milkweed (Texas Distribution by vegetation zone)

lemmonii Gray

linaria Cav.

linearis Scheele Present in the Texas flora and known locally as: Slim milkweed (Texas Distribution by vegetation zone)

longifolia Michx. Present in the Texas flora and known locally as: Longleaf milkweed (Texas Distribution by vegetation zone) Synonymy: Acerates delticola Small , Acerates floridana (Lam.) A.S. Hitchc. , Acerates longifolia (Michx.) Ell.

macrosperma Eastw.

macrotis Torr. Present in the Texas flora and known locally as: Longhood milkweed (Texas Distribution by vegetation zone)

meadii Torr. ex Gray Listed by the U.S. FWS as threatened - the FWS local name is Mead's milkweed and the FWS range is: U.S.A. (IA, IL, IN, KS, MO, WI).

michauxii Dcne.

nivea L.

nummularia Torr. Present in the Texas flora and known locally as: Roundleaf milkweed, yerba de cuervo (Texas Distribution by vegetation zone)

nyctaginifolia Gray

obovata Ell. Present in the Texas flora, local name unknown. (Texas Distribution by vegetation zone) Synonymy: Asclepias viridiflora var. obovata (Ell.) Torr.

oenotheroides Cham. & Schlecht. Present in the Texas flora and known locally as: Hierba de zizotes (Texas Distribution by vegetation zone) Synonymy: Asclepias brevicornu Scheele

ovalifolia Dcne.

pedicellata Walt. Synonymy: Podostigma pedicellata (Walt.) Vail

perennis Walt. Present in the Texas flora and known locally as: Shore milkweed, thinleaf milkweed (Texas Distribution by vegetation zone)

physocarpa (E. Mey.) Schlechter Synonymy: Gomphocarpus physocarpus E. Mey.

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

pumila (Gray) Vail Present in the Texas flora and known locally as: Plains milkweed, low milkweed (Texas Distribution by vegetation zone)

purpurascens L. Present in the Texas flora and known locally as: Purple milkweed (Texas Distribution by vegetation zone)

quadrifolia Jacq.

quinquedentata Gray Present in the Texas flora and known locally as: Slimpod milkweed (Texas Distribution by vegetation zone)

rubra L. Present in the Texas flora and known locally as: Red milkweed (Texas Distribution by vegetation zone) Synonymy: Asclepias laurifolia Michx.

rusbyi (Vail) Woods. Synonymy: Asclepias engelmanniana var. rusbyi (Vail) Kearney

sanjuanensis Heil, J.M. Porter & Welsh

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

solanoana Woods. Synonymy: Solanoa purpurascens (Gray) Greene

speciosa Torr. Present in the Texas flora and known locally as: Showy milkweed (Texas Distribution by vegetation zone) Synonymy: Asclepias giffordii Eastw.

sperryi Woods. Present in the Texas flora and known locally as: Sperry milkweed (Texas Distribution by vegetation zone)

stenophylla Gray Present in the Texas flora and known locally as: Slimleaf milkweed, narrowleaf milkweed (Texas Distribution by vegetation zone) Synonymy: Acerates angustifolia (Nutt.) Dcne. , Polyotus angustifolius Nutt.

subulata Dcne.

subverticillata (Gray) Vail Present in the Texas flora and known locally as: Poison milkweed, horsetail milkweed (Texas Distribution by vegetation zone) Synonymy: Asclepias galioides auct. non Kunth

sullivantii Engelm. ex Gray

syriaca L. Synonymy: Asclepias intermedia Vail , Asclepias kansana Vail , Asclepias syriaca var. kansana (Vail) Palmer & Steyermark

texana Heller Present in the Texas flora and known locally as: Texas milkweed (Texas Distribution by vegetation zone)

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

tuberosa L.

ssp. interior Woods. Present in the Texas flora, local name unknown. (Texas Distribution by vegetation zone) Synonymy: Asclepias tuberosa ssp. terminalis Woods. , Asclepias tuberosa var. interior (Woods.) Shinners

ssp. rolfsii (Britt. ex Vail) Woods. Synonymy: Asclepias rolfsii Britt. ex Vail

ssp. tuberosa

uncialis Greene

ssp. ruthiae (Maguire) Kartesz & Gandhi Synonymy: Asclepias eastwoodiana Barneby , Asclepias ruthiae Maguire , Asclepias uncialis var. ruthiae (Maguire) E. Sundell

ssp. uncialis

variegata L. Present in the Texas flora and known locally as: White-flowered milkweed (Texas Distribution by vegetation zone) Synonymy: Biventraria variegata (L.) Small

verticillata L. Present in the Texas flora and known locally as: Whorled milkweed, eastern whorled milkweed (Texas Distribution by vegetation zone)

vestita Hook. & Arn.

ssp. parishii (Jepson) Woods. Synonymy: Asclepias vestita var. parishii Jepson

ssp. vestita

viridiflora Raf. Present in the Texas flora and known locally as: Green antelopehorn (Texas Distribution by vegetation zone) Synonymy: Acerates viridiflora (Raf.) Pursh ex Eat. , Acerates viridiflora var. ivesii Britt. , Acerates viridiflora var. linearis Gray , Asclepias viridiflora var. lanceolata Torr. , Asclepias viridiflora var. linearis (Gray) Fern.

viridis Walt. Present in the Texas flora and known locally as: Antelopehorn (Texas Distribution by vegetation zone) Synonymy: Asclepiodora viridis (Walt.) Gray

viridula Chapman

welshii N.& P. Holmgren Listed by the U.S. FWS as threatened - the FWS local name is Welsh's milkweed and the FWS range is: U.S.A. (AZ, UT).

Calotropis R. Br. - ROOSTERTREE

gigantea (L.) Ait. f.

procera (Ait.) Ait. f. Synonymy: Asclepias procera Ait.

Cryptostegia R. Br. - RUBBERVINE

grandiflora (Roxb. ex R. Br.) R. Br. Synonymy: Nerium grandiflorum Roxb. ex R. Br.

madagascariensis Bojer ex Dcne.

Cynanchum L. - SWALLOW-WORT

anegadense (Britt.) Alain Synonymy: Metastelma anegadense Britt.

angustifolium Pers. Present in the Texas flora and known locally as: Marsh swallow-wort (Texas Distribution by vegetation zone) Synonymy: Cynanchum palustre (Pursh) Heller , Lyonia palustris (Pursh) Small

arizonicum (Gray) Shinners Synonymy: Metastelma arizonicum Gray

barbigerum (Scheele) Shinners Present in the Texas flora and known locally as: Bearded swallow-wort, thicket threadvine (Texas Distribution by vegetation zone) Synonymy: Metastelma barbigerum Scheele

blodgettii (Gray) Shinners Synonymy: Metastelma blodgettii Gray

cheesmanii Woods. Synonymy: Metastelma decipiens Schlechter

cubense (A. Rich.) Woods. Synonymy: Cynanchum peraffine Woods. , Gonolobus cubensis A. Rich. , Metalepis cubensis (A. Rich.) Griseb.

ephedroides (Griseb.) Alain Synonymy: Metastelma ephedroides (Griseb.) Schlechter

grisebachianum (Schlechter) Alain Synonymy: Metastelma decaisneanum Schlechter

laeve (Michx.) Pers. Present in the Texas flora and known locally as: Smooth swallow-wort, smooth anglepod, bluevine, sandvine (Texas Distribution by vegetation zone) Synonymy: Ampelamus albidus (Nutt.) Britt. , Gonolobus laevis Michx.

ligulatum (Benth.) Woods. Synonymy: Cynanchum sinaloense (Brandeg.) Woods. , Mellichampia sinaloensis (Brandeg.) Kearney & Peebles

lineare (Bello) Alain Synonymy: Metastelma lineare Bello

louiseae Kartesz & Gandhi Synonymy: Cynanchum nigrum (L.) Pers., non Cav. , Vincetoxicum nigrum (L.) Moench

maccartii Shinners Present in the Texas flora and known locally as: Palmer swallow-wort (Texas Distribution by vegetation zone) Synonymy: Cynanchum palmeri (S. Wats.) Shinners, non Blake , Metastelma palmeri S. Wats.

monense (Britt.) Alain Synonymy: Metastelma monense Britt.

northropiae (Schlechter) Alain Synonymy: Epicion northropiae (Schlechter) Small

parviflorum Sw. Synonymy: Metastelma parviflorum (Sw.) R. Br. ex J.A. Schultes

pringlei (Gray) Henrickson Present in the Texas flora, local name unknown. (Texas Distribution by vegetation zone) Synonymy: Cynanchum barbigerum var. breviflorum Shinners , Metastelma pringlei Gray

racemosum (Jacq.) Jacq.

var. unifarium (Scheele) E. Sundell Present in the Texas flora, local name unknown. No Texas distribution data available Synonymy: Cynanchum palmeri (S. Wats.) Blake , Cynanchum unifarium (Scheele) Woods.

rossicum (Kleopov) Borhidi Synonymy: Cynanchum medium auct. non R. Br. , Vincetoxicum medium auct. non (R. Br.) Dcne. , Vincetoxicum rossicum (Kleopov) Barbarich

scoparium Nutt. Synonymy: Amphistelma scoparia (Nutt.) Small , Metastelma scoparium (Nutt.) Vail

utahense (Engelm.) Woods. Synonymy: Astephanus utahensis Engelm.

vincetoxicum (L.) Pers. Synonymy: Vincetoxicum hirundinaria Medik.

wigginsii Shinners Synonymy: Basistelma angustifolia (Torr.) Bartlett, non Cynanchum angustifolium Pers.

Gonolobus Michx. - ANGLEPOD

stephanotrichus Griseb. Synonymy: Vincetoxicum stephanotrichum (Griseb.) Britt.

Hoya R. Br. - PORCELAIN-FLOWER

carnosa (L. f.) R. Br. Synonymy: Asclepias carnosa L. f.

Marsdenia R. Br. - NETVINE

elliptica Dcne.

Matelea Aubl. - MILKVINE

alabamensis (Vail) Woods. Synonymy: Cyclodon alabamense (Vail) Small

arizonica (Gray) Shinners Synonymy: Gonolobus arizonicus (Gray) Woods. , Lachnostoma arizonicum Gray

balbisii (Dcne.) Woods. Synonymy: Pherotrichis balbisii (Dcne.) Gray

baldwyniana (Sweet) Woods. Synonymy: Gonolobus baldwynianus Sweet , Odontostephana baldwyniana (Sweet) Alexander , Vincetoxicum baldwynianum (Sweet) Britt.

biflora (Raf.) Woods. Present in the Texas flora and known locally as: Twoflower milkvine (Texas Distribution by vegetation zone) Synonymy: Gonolobus biflorus Raf.

borinquensis Alain

brevicoronata (B.L. Robins.) Woods. Present in the Texas flora, local name unknown. (Texas Distribution by vegetation zone) Synonymy: Gonolobus parviflorus var. brevicoronatus B.L. Robins.

carolinensis (Jacq.) Woods. Synonymy: Gonolobus carolinensis (Jacq.) R. Br. ex J.A. Schultes, non Nutt. , Odontostephana carolinensis (Jacq.) Alexander , Vincetoxicum carolinense (Jacq.) Britt. , Vincetoxicum hirsutum (Michx.) Britt.

cordifolia (Gray) Woods. Synonymy: Rothrockia cordifolia Gray

cynanchoides (Engelm.) Woods. Present in the Texas flora, local name unknown. (Texas Distribution by vegetation zone) Synonymy: Gonolobus cynanchoides Engelm.

decipiens (Alexander) Woods. Present in the Texas flora, local name unknown. (Texas Distribution by vegetation zone) Synonymy: Gonolobus decipiens (Alexander) Perry , Odontostephana decipiens Alexander

edwardsensis Correll Present in the Texas flora and known locally as: Plateau milkvine (Texas Distribution by vegetation zone)

flavidula (Chapman) Woods. Synonymy: Odontostephana flavidula (Chapman) Alexander

floridana (Vail) Woods. Synonymy: Odontostephana floridana (Vail) Alexander

gonocarpos (Walt.) Shinners Present in the Texas flora, local name unknown. (Texas Distribution by vegetation zone) Synonymy: Gonolobus gonocarpos (Walt.) Perry , Gonolobus suberosus auct. non (L.) R. Br. , Matelea suberosus auct. non (L.) Shinners , Vincetoxicum gonocarpos Walt. , Vincetoxicum suberosum auct. non (L.) Britt.

maritima (Jacq.) Woods. Synonymy: Cynanchum maritimum (Jacq.) Jacq. , Ibatia maritima (Jacq.) Dcne.

obliqua (Jacq.) Woods. Synonymy: Gonolobus obliquus (Jacq.) R. Br. ex J.A. Schultes , Gonolobus shortii Gray , Matelea shortii (Gray) Woods. , Odontostephana obliqua (Jacq.) Alexander , Odontostephana shortii (Gray) Alexander , Vincetoxicum obliquum (Jacq.) Britt. , Vincetoxicum shortii (Gray) Britt.

parviflora (Torr.) Woods. Present in the Texas flora and known locally as: Littleleaf milkvine (Texas Distribution by vegetation zone)

parvifolia (Torr.) Woods. Present in the Texas flora, local name unknown. (Texas Distribution by vegetation zone) Synonymy: Gonolobus californicus Jepson , Gonolobus parvifolius Torr.

pringlei (Gray) Woods. Synonymy: Himantostemma pringlei Gray

producta (Torr.) Woods. Present in the Texas flora, local name unknown. (Texas Distribution by vegetation zone) Synonymy: Gonolobus productus Torr.

pubiflora (Dcne.) Woods. Synonymy: Edisonia pubiflora (Dcne.) Small

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

reticulata (Engelm. ex Gray) Woods. Present in the Texas flora, local name unknown. (Texas Distribution by vegetation zone) Synonymy: Gonolobus reticulatus Engelm. ex Gray

sagittifolia (Gray) Woods. Present in the Texas flora and known locally as: Arrowleaf milkvine (Texas Distribution by vegetation zone) Synonymy: Gonolobus sagittifolius Gray

sintenisii (Schlechter) Woods. Synonymy: Gonolobus sintenisii Schlechter , Vincetoxicum sintenisii (Schlechter) Britt.

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

variifolia (Schlechter) Woods. Synonymy: Gonolobus variifolius Schlechter , Vincetoxicum variifolium (Schlechter) Britt.

woodsonii Shinners

Metaplexis R. Br. - ROUGH-POTATO

japonica (Thunb.) Makino

Morrenia Lindl. - LATEXPLANT

odorata (Hook. & Arn.) Lindl.

Oxypetalum R. Br. - WHITEHEART

cordifolium (Vent.) Schlechter

Periploca L. - SILKVINE

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

Sarcostemma R. Br. - TWINEVINE

clausum (Jacq.) J.A. Schultes Synonymy: Funastrum clausum (Jacq.) Schlechter

crispum Benth. Present in the Texas flora and known locally as: Wavyleaf twinevine (Texas Distribution by vegetation zone) Synonymy: Funastrum crispum (Benth.) Schlechter , Sarcostemma lobata Waterfall

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

ssp. cynanchoides Synonymy: Funastrum cynanchoides (Dcne.) Schlechter , Funastrum cynanchoides var. subtruncatum (B.L. Robins. & Fern.) J.F. Macbr.

ssp. hartwegii (Vail) R. Holm Present in the Texas flora (treated as Sarcostemma cynanchoides Dcne. var. hartwegii (Vail) Shinners by Hatch et al, 1990) (Texas Distribution by vegetation zone) Synonymy: Funastrum heterophyllum (Engelm. ex Torr.) Standl. , Funastrum lineare (Dcne.) J.F. Macbr. , Philibertia heterophylla (Engelm. ex Torr.) Jepson , Sarcostemma cynanchoides var. hartwegii (Vail) Shinners

hirtellum (Gray) R. Holm Synonymy: Funastrum hirtellum (Gray) Schlechter , Philibertia hirtella (Gray) Parish

torreyi (Gray) Woods. Present in the Texas flora and known locally as: Soft twinevine (Texas Distribution by vegetation zone)

Stapelia L. - ZULU-GIANT

gigantea N.E. Br. Synonymy: Stapelia nobilis N.E. Br.