| African couchgrass |
Digitaria abyssinica |
1 |
| African feathergrass |
Pennisetum macrourum |
1 |
| annual bluegrass |
Poa annua |
3 |
| Arabian schismus |
Schismus arabicus |
3 |
| Australian chess |
Bromus arenarius |
2 |
| barnyardgrass |
Echinochloa crus-galli |
3 |
| bearded sprangletop |
Leptochloa fusca ssp. fascicularis |
1 |
| bermudagrass |
Cynodon dactylon |
2 |
| bristly foxtail |
Setaria verticillata |
2 |
| brown-beard rice |
Oryza rufipogon |
4 |
| buffelgrass |
Pennisetum ciliare |
1 |
| bur bristlegrass |
Setaria adhaerens |
2 |
| California brome |
Bromus carinatus |
3 |
| canarygrass |
Phalaris canariensis |
4 |
| cattail grass |
Setaria pumila ssp. pallidefusca |
1 |
| cheatgrass |
Bromus tectorum |
3 |
| Chilean chess |
Bromus berteroanus |
2 |
| Chinese sprangletop |
Leptochloa chinensis |
2 |
| common mediterraneangrass |
Schismus barbatus |
3 |
| common reed |
Phragmites australis |
1 |
| creeping bentgrass |
Agrostis stolonifera |
2 |
| dallisgrass |
Paspalum dilatatum |
2 |
| desert panicgrass |
Panicum urvilleanum |
2 |
| ditch polypogon |
Polypogon interruptus |
1 |
| early watergrass |
Echinochloa oryzoides |
2 |
| fall panicum |
Panicum dichotomiflorum |
2 |
| feather fingergrass |
Chloris virgata |
3 |
| field sandbur |
Cenchrus spinifex |
2 |
| foxtail brome |
Bromus madritensis |
1 |
| giant foxtail |
Setaria faberi |
3 |
| goosegrass |
Eleusine indica |
4 |
| green foxtail |
Setaria viridis |
3 |
| gulf cockspur |
Echinochloa crus-pavonis |
1 |
| India lovegrass |
Eragrostis pilosa |
2 |
| Italian ryegrass |
Festuca perennis |
3 |
| Japanese brome |
Bromus japonicus |
2 |
| Japanese stiltgrass |
Microstegium vimineum |
1 |
| junglerice |
Echinochloa colona |
1 |
| Kentucky bluegrass |
Poa pratensis ssp. pratensis |
4 |
| knotgrass |
Paspalum distichum |
1 |
| knotroot foxtail |
Setaria parviflora |
2 |
| kyasumagrass |
Pennisetum pedicellatum |
1 |
| large crabgrass |
Digitaria sanguinalis |
1 |
| leporinum barley |
Hordeum murinum ssp. leporinum |
1 |
| little lovegrass |
Eragrostis minor |
2 |
| littleseed canarygrass |
Phalaris minor |
4 |
| longspine sandbur |
Cenchrus longispinus |
2 |
| longstamen rice |
Oryza longistaminata |
1 |
| Mediterranean hairgrass |
Rostraria cristata |
5 |
| Mediterranean lovegrass |
Eragrostis barrelieri |
1 |
| medusahead |
Taeniatherum caput-medusae |
2 |
| Mexican lovegrass |
Eragrostis mexicana |
2 |
| Mexican sprangletop |
Leptochloa fusca ssp. uninervia |
1 |
| mucronate sprangeltop |
Leptochloa panicea ssp. brachiata |
1 |
| oat |
Avena sativa |
2 |
| orchardgrass |
Dactylis glomerata |
4 |
| Pacific bentgrass |
Agrostis avenacea |
3 |
| perennial ryegrass |
Lolium perenne |
2 |
| poison ryegrass |
Lolium temulentum |
2 |
| prairie cupgrass |
Eriochloa contracta |
1 |
| purple pampasgrass |
Cortaderia jubata |
3 |
| quackgrass |
Elymus repens |
3 |
| rattail fescue |
Vulpia myuros |
2 |
| red fescue |
Festuca rubra ssp. rubra |
3 |
| rescuegrass |
Bromus catharticus |
3 |
| rhodesgrass |
Chloris gayana |
3 |
| rice |
Oryza sativa |
3 |
| ricegrass paspalum |
Paspalum scrobiculatum |
3 |
| rigid ryegrass |
Lolium rigidum |
3 |
| ripgut brome |
Bromus diandrus |
3 |
| rough barnyardgrass |
Echinochloa muricata var. microstachya |
2 |
| saltgrass |
Distichlis spicata |
3 |
| Sandberg bluegrass |
Poa secunda |
5 |
| serrated tussock |
Nassella trichotoma |
2 |
| slender oat |
Avena barbata |
4 |
| small fescue |
Vulpia microstachys |
3 |
| smooth brome |
Bromus inermis ssp. inermis |
2 |
| smooth crabgrass |
Digitaria ischaemum |
1 |
| soft brome |
Bromus hordeaceus |
1 |
| sterile oat |
Avena sterilis |
8 |
| sticky sprangletop |
Leptochloa viscida |
2 |
| stinkgrass |
Eragrostis cilianensis |
1 |
| tall fescue |
Festuca arundinacea |
1 |
| tapertip cupgrass |
Eriochloa acuminata var. acuminata |
1 |
| Texas millet |
Urochloa texana |
1 |
| tufted lovegrass |
Eragrostis pectinacea |
2 |
| Uruguayan pampas grass |
Cortaderia selloana |
4 |
| velvet fingergrass |
Digitaria velutina |
1 |
| wall barley |
Hordeum murinum ssp. murinum |
1 |
| water-bent |
Polypogon viridis |
1 |
| weeping lovegrass |
Eragrostis curvula |
2 |
| western fescue |
Festuca occidentalis |
3 |
| western wheatgrass |
Pascopyrum smithii |
3 |
| wheat |
Triticum spp. |
1 |
| wild oat |
Avena fatua |
7 |
| witchgrass |
Panicum capillare ssp. capillare |
2 |
| witchgrass |
Panicum capillare ssp. hillmanii |
1 |
| yellow foxtail |
Setaria pumila |
2 |
