POACEAE

A B C D E F G H I J K L M N O P R S T U V W X Y Z


PANICUM L. Panicum
P. aciculare
    var. aciculare (=Dichanthelium aciculare var. aciculare)
    var. angustifolium (=Dichanthelium aciculare var. angustifolia)
P. acuminatum
    var. acuminatum (=Dichanthelium acuminatum var. acuminatum)
    var. densiflorum (=Dichanthelium acuminatum var. densiflorum)
    var. lindheimeri (=Dichanthelium acuminatum var. lindheimeri)
P. agrostoides (=P. rigidulum)
P. amarulum (=P. amarum)
P. amarum Ell.  BITTER P. NPW 2 FU
P. anceps Michx.   BEAKED P. NPW 1 2 3 4 7 F
P. angustifolium (=Dichanthelium aciculare)
P. antidotale Retz. BLUE P. IPW 2 3 4 6 7 8 9 U
P. arizonicum (= Urochloa arizonica)
P. brachyanthum Steud. PIMPLE P. NPW 1 2 3 FU
P. brizanthum (=Urochloa brizantha)
P. bulbosum Kunth in H.B.K.  BULB P. NPW 7 10 FU
P. capillare L. COMMON WITCHGRASS NAW 1 2 3 4 5 7 8 9 10 F
P. capillarioides Vasey SOUTHERN WITCHGRASS, slender panicgrass NPW 2 6 U
P. ciliatissimum (= Urochloa ciliatissina)
P. clandestinum (= Dichanthelium clandestinum)
P. coloratum L. KLEINGRASS IPW 3 4 5 7 U
P. commutatum (= Dichanthelium commutatum)
P. condensum (=P. rigidulum)
P. depauperatum (= Dichanthelium depauperatum)
P. dichotomum (= Dichanthelium dichotomum var. dichotomum)
P. dichotomiflorum Michx.   FALL P., spreading witchgrass NAW 1 2 3 4 7 9 FW
P. diffusum Sw. SPREADING P. NPW 2 3 4 5 6 7 8 10 F
P. ensifolium (= Dichanthelium ensifolium)
P. fasciculatum (= Urochloa fasciculata)
P. filipes (=P. hallii var. filipes)
P. firmulum (=Setaria firmula)
P. geminatum (=Paspalidium geminatum)
P. ghiesbreghtii Fourn.   GHIESBREGHT P. NPW 2 6 U
P. gymnocarpon Ell. SAVANNAH P. NPW 1 2 3 O
P. hallii Vasey
    var. filipes (Lamson-Scribn.) Waller FILLY P.
NPW 2 3 4 5 6 7 8 10 U
    var. hallii
   HALLS P.
NPW 2 3 4 5 6 7 8 9 10 FU/U
P. havardii Vasey HARVARD P. NPW 7 9 10 U
P. helleri (= Dichanthelium oligosanthes var. scribnerianum)
P. hemitomon Schult.  MAIDENCANE, Simpson's grass NPW 1 2 3 O
P. hians Ell.   GAPING P. NPW 1 2 3 4 6 7 FW
P. hillmanii Chase HILLMAN P. NAW 5 8 9 10 FU
P. hirsutum Sw. HAIRY P. NPW 2 6 U
P. hirticaule Presl ROUGHSTACK WITCHGRASS NAW 10 U
P. huachucae (= Dichanthelium acuminatum var. acuminatum)
P. lanuginosum (= Dichanthelium acuminatum var. acuminatum)
P. laxiflorum (= Dichanthelium laxiflorum)
P. lindheimeri (= Dichanthelium acuminatum var. lindheimeri )
P. linearifolium (= Dichanthelium linearifolium)
P. malacophyllum (= Dichanthelium malacophyllum)
P. maximum Jacq. GUINEAGRASS IPW 2 6 F
P. miliaceum L. BROOMCORN MILLET, proso IAW 5 8 9 U
P. muticum (= Urochloa mutica)
P. notatum (= Dichanthelium notatum)
P. obtusum Kunth in H.B.K. VINE MESQUITE, grapevine-mesquite, wiregrass     NPW 2 3 4 5 6 7 8 9 10 F/FW
P. oligosanthes var. oligosanthes (= Dichanthelium oligosanthes var. oligosanthes)
P. oligosanthes var. scribnerianum (= Dichanthelium oligosanthes var. scribnerianum)
P. paludivagum (=Paspalidium geminatum var. paludivagum)
P. pedicellatum (= Dichanthelium pedicellatum)
P. perlongum (= Dichanthelium linearifolium)
P. philadelphium Bernh. ex Nees PHILADELPHIA WITCHGRASS, wood witchgrass NAW 1 3 4 5 X
P. pilcomayense Hack. IPW 2 3 4 FW
P. platyphyllum (= Urochloa platyphylla)
P. polyanthes (= Dichanthelium sphaerocarpon var. isophyllum)
P. purpurascens (=Urochloa mutica)
P. ramisetum (=Setaria ramiseta)
P. ramosum (= Urochloa ramosa)
P. ravenelii (= Dichanthelium ravenelii)
P. repens L. TORPEDOGRASS IPW 2 F
P. reptans (= Urochloa reptans)
P. reverchonii (=Setaria reverchonii)
P. rigidulum Nees  REDTOP P. NPW 1 2 3 4 7 FW
P. scoparium (= Dichanthelium scoparium)
P. scribnerianum (= Dichanthelium oligosanthes var. scribnerianum)
P. sphaerocarpon (= Dichanthelium sphaerocarpon var. sphaerocarpon)
P. tenerum Beyr. ex Trin. NPW 1 2 FW
P. tennesseense (= Dichanthelium acuminatum var. acuminatum)
P. texanum (= Urochloa texana)
P. trichoides Sw. NAW 2 F
P. verrucosum Muhl. WARTY P. NAW 1 2 3 7 FW
P. villosissima (= Dichanthelium acuminatum var. villosum)
P. virgatum L. SWITCHGRASS NPW 1 2 3 4 5 6 7 8 9 10 FW
P. werneri (=Dichanthelium linearifolium)
P. xalapense (= Dichanthelium laxiflorum)
PAPPOPHORUM Schreb. Pappusgrass
P. bicolor F ourn. PINK P., two-co1ored p. NPW 2 6 7 8 10 U
P. vaginatum Buckl. WHIPLASH P., mucronulate p. NPW 2 6 7 10 U
P. wrightii (=Enneapogon desvauxii)
PARAPHOLIS C.E. Hubb.
P. incurva (L.) C. E. Hubb.  SICKLEGRASS IAC 2 F/O
PASCOPYRUM (= ELYMUS)
P. smithii (E. smithii)
PASPALIDIUM Stapf
P. geminatum (Forssk.) Stapf
    var. geminatum  EGYPTIAN PASPALIDIUM
IPW 1 2 3 5 6 O
    var. paludivagum (A. S. Hitchc. & Chase) Gould 
IPW 2 6 O
PASPALUM L. Paspalum
P. acuminatum Raddi BROOK P. NPW 1 2 3 5 6 FW
P. almum C hase COMBS P. NPW 1 2 U
P. bifidum (Bertol.) Nash   PITCHFORK P. NPW 1 2 3 F
P. boscianum Flugge BULL P. NPW 1 2 FW
P. circulare (=P. laeve var. circulare)
P. conjugatum Bergius SOUR P. NPW 2 F
P. convexum Humb. & Bonpl. ex Flugge MEXICAN P. NPW 1 X
P. dilatatum Poir.  DALLISGRASS, paspalum grass  IPW 1 2 3 4 5 6 7 8 9 10 F
P. dissectum (L.) L.  MUDBANK P. NPW 1 2 3 O
P. distichum L. KNOTGRASS, jointgrass, Ft. Thompsongrass NPW 1 3 4 5 6 7 8 9 10 FW/O
P. floridanum Michx.
    var. floridanum   FLORIDA P.
NPW 1 2 3 7 FW
    var. glabratum Engelm. ex Vasey   FLORIDA P., big Florida p., big p.
NPW 1 2 3 4 5 FW
P. fluitans (Ell.) Kunth   WATER P.  NAW 1 2 3 O
P. hartwegianum Fourn. HARTWEG P. NPW 2 6 7 FW
P. laeve Michx.
    var. circulare (Nash) Fern. ROUND-SEED P.
NPW 1 2 U
    var. laeve    FIELD P., smooth p. 
NPW 1 2 3 FW
    var. pilosum Lamson-Scribn.
NPW FW
P. langei (Fourn.) Nash   RUSTYSEED P., Lange's p. NPW 1 2 3 6 U
P. lentiferum (=P. praecox)
P. lividum Trin. LONGTOM, pull-and-be-damned NPW 1 2 6 O
P. longipilum (=P. laeve var. pilosum)
P. malacophyllum Trin. IPW 3 X
P. minus Fourn.   MAT P. NPW 1 2 6 U
P. monostachyum Vasey GULFDUNE P, single-spike p. NPW 2 6 FW
P. notatum Flugge   BAHIAGRASS IPW 1 2 3 4 5 7 F
P. paspalodes (=P. distichum)
P. plicatulum Michx. BROWNSEED P., plaited p. NPW 1 2 3 4 6 7 F
P. praecox Walt.  EARLY P. NPW 1 2 3 FW
P. pubiflorum Rupr. ex Fourn.
    var. glabrum Vasey ex Lamson-Scribn.  SMOOTHSEED P.
NPW 1 3 4 7 8 FW
    var. pubiflorum    HAIRYSEED P., hairyflowered p.  
NPW 1 2 3 4 5 6 7 8 10 FW
P. scrobiculatum L. INDIA P. IPW 3 X
P. separatum Shinners NPW 3 X
P. setaceum Michx.   THIN P.
    var. ciliatifolium (Michx.) Vasey   FRINGELEAF P.
NPW 1 2 3 F
    var. muhlenbergii (Nash) D. Banks
NPW 1 2 3 4 5 7 F
    var. setaceum
NPW 1 7 U
    var. stramineum (Nash) D. Banks [ P. stramineum Nash]
NPW 1 2 3 4 5 6 7 8 9 10 F
P. stramineum (=P. setaceum var. stramineum)
P. texanum (=P. plicatulum)
P. unispicatum (Lamson-Scribn. & Merr.) Nash   ONESPIKE P. NPW 2 6 U
P. urvillei Steud.   VASEYGRASS, Urville's p. IPW 1 2 3 4 5 7 F
P. vaginatum Sw. SEASHORE P., sand knotgrass NPW 2 FW/O
P. virgatum L. TALQUEZAL NPW 6 FW
PENNISETUM Pers. Pennisetum
P. ciliare (L.) Link  BUFFELGRASS IPW 2 3 4 6 7 10 U
P. nervosum (Nees) Trin. BENTSPIKE P. IPW 2 6 U
P. orientale L.C. Rich.  LAURISAGRASS IPW 2 3 U
P. purpureum Schumach.  NAPIERGRASS, elephantgrass IPW 2 3 U
P. setaceum (Forssk.) Chiov. FOUNTAINGRASS IPW 2 3 U
P. villosum R. Br. ex Fresen. FEATHERTOP P. IPW 3 7 10 U
PHALARIS L. Canarygrass
P. angusta Nees ex Trin. TIMOTHY C. NAC 1 2 3 6 7 10 FW
P. aquatica L. HARDINGGRASS IPC 7 10 F/FW
P. brachystachys Link SHORTSPIKE C. IAC 6 X
P. canariensis L. C. IAC 1 2 3 7 FU
P. caroliniana Walt.  CAROLINA C., southern c. NAC 1 2 3 4 5 6 7 8 9 10 FW
P. minor R etz. LITTLESEED C. IAC 2 U
P. stenoptera (=P. aquatica)
PHLEUM L.
P. pratense L.  TIMOTHY IPC 1 3 FU
PHRAGMITES Adans.
P. australis (Cav.) Trin. ex Steud. COMMON REED NPW 1 2 3 4 5 6 7 8 9 10 FW
P. communis (=P. australis)
PHYLLOSTACHYS Sieb. & Zucc.
P. aurea  Riv. GOLDEN BAMBOO IPC 3 7 FW
PIPTOCHAETIUM J. Presl  Needlegrass
P. avenaceum (L.) Parodi
    BLACKSEED N., black oatgrass, oats n.
NPC 1 2 3 U
P. fimbriatum (Kunth) A.S. Hitchc. PINYON RICEGRASS NPW 10 U
P. pringlei (Lamson-Scribn.) Parodi PRINGLE N. NPW 10 U
POA L. Bluegrass
P. annua L. ANNUAL B., low speargrass, dwarf meadowgrass IAC 1 2 3 4 5 6 7 8 9 10 F
P. arachnifera Torr. TEXAS B. NPC 1 2 3 4 5 7 8 U
P. arida Vasey PLAINS B. NPC 9 F/U
P. autumnalis Muhl. ex Ell. AUTUMN B., flexuous speargrass NPC 1 2 3 F
P. bigelovii (Vasey) Lamson-Scribn. BIGELOW B. NAC 7 8 9 10 U
P. bulbosa L.  BULBOUS B. IPC 5 U
P. chapmaniana Lamson-Scribn.  CHAPMANN B. NAC 1 4 5 F/U
P. compressa L.  CANADA B. IPC 5 6 9 10 F
P. fendleriana (Steud.) Vasey MUTTONGRASS, mutton b., fendler b. NPC 10 U
P. interior Rydb.  INLAND B. NPC 10 U
P. occidentalis Vasey MEXICAN B. NPC 10 U
P. pratensis L.  KENTUCKY B., junegrass N/IPC 10 FU
P. strictiramea A.S. Hitchc.  CHISOS B. NPC 1 5 9 10 U
P. sylvestris Gray WOODLAND B., sylvan speargrass NPC 1 F
POLYPOGON Desf. Polypogon
P. elongatus Kunth in H.B.K. NPC 10 U
P. monspeliensis (L.) Desf. RABBITFOOT P. annual beardgrass, rabbitfoot-grass IAC 1 2 3 4 5 6 7 8 9 10 FW
P. semiverticillatus (=P. viridis)
P. viridis (A. Gouan) M. Breistroffer WATER BENTGRASS IPC 4 5 6 7 8 10 X
PSATHYROSTACHYS Nevski
P. juncea ( Fischer) Nevski RUSSIAN WILDRYE IPC 10 U
PSEUDOROEGRERIA (=ELYMUS)
P. arizonica (=Elymus arizoncus)
P. spicata (=Elymus spicatus)