255 



Fig. 551. Poa nevadensis 8ciibii. IJiill. Torr. But. Clul) 10: 

 6G. 1883. Nk\ai>a IIlik-giiass. An erect, rather stout pcicmiiiil, 

 with Hat leaves an<l narrow panichis 10 to 25 cm. loun. Spikolets 

 laiueolatc-ohloTig, 3- to 8-flowere(l, H to 12 mm. lonj;, with slightly 

 unequal empty glumes (a) ami oblong-elliptical, usually obtuse, 

 flowering glumes, which are i to 5 mm. long and strongly sca- 

 brous on the keel. Moist soil, North Dakota to British Columbia, 

 anrl southward tn Nebraska and Nevada. .Mav-Au;rust. 



