|
| 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 |
|
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 |
|
|
|
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) |
|
|
