Oryzopsis

Oryzopsis Michx.
Engl.: rice-grass.

Oryzopsis asperifolia Michx.
Engl.: roughleaf ricegrass, large-leaved mountain-rice, white-fruited mountainrice, white-grained mountain-ricegrass.

Oryzopsis cuspidata (Nutt.) Benth. ex Vasey, Poaceae: See Achnatherum hymenoides (Roem. & Schult.) Barkworth.

Oryzopsis hymenoides (Roem. & Schult.) Ricker ex Piper, Poaceae: See Achnatherum hymenoides (Roem. & Schult.) Barkworth.

Oryzopsis virescens (Trin.) Beck, Poaceae: See Piptatherum virescens Boiss.