Echinochloa walteri (Pursh) Heller

Natural range:  North America, Caribbean, Mesoamerica

Habitat:  Weedy, often moist

Recognition:  Large, coarse grass with dense awn-bearing inflorescence.   The sheaths hispid, at least toward base with papilla-based hairs.  Awns 10-25 mm.   (E. crus-galli usually has the lower sheaths glabrous or with soft hairs, inflorescences not dense, awns 0-50 mm.)  Other species have glabrous sheaths.

Florida status:  Native, common