| Echinochloa
crus-galli
(L.) Beauv. barnyard grass Introduced |
                     
|
| Echinochloa
frumentacea
(Roxb.) Link = Echinochloa crus-galli var. frumentacea (Link) W.F.Wight Japanese millet Introduced |
                 
|
| Echinochloa
muricata
(Beauv.) Fern. cockspur grass, barnyard grass Native |
  
|
| Echinochloa
muricata var. microstachya
Wieg. small-spiked cockspur Native |
     
|
| Echinochloa
walterii
(Pursh) Heller Walter's cockspur Native |
             
|