MANUAL OF THE GRASSES OF THE UNITED STATES 



389 



Figuke 545. — M uhlenbergia arenacea. Plant, X 1; glumes and floret, X 10. (Tracy 7909, Tex.) 



Figure 546.— M uhlenbergia asperifolia. Plant, X 1; glumes and floret, X 10. (Griffiths 212, S. Dak.) 



