Muhlenbergia argentea Vasey

Muhlenbergia argentea Vasey, Bull. Torrey Club 13: 232 1886.
Epicampes argentea Jones, Contr. West. Bot. 14: 7. 1912. (Based on Muhlenbergia argentea Vasey.)
Perennial; culms cespitose, slender, puberulent, several-noded, about 40 cm. tall; sheaths glabrous, longer than the internodes; ligule thin, acute, 5-8 mm. long; blades flat or loosely involute, glabrous beneath, puberulent on the upper surface, scabrous on the cartilaginous margins, 5-15 cm. long, about 1 mm. wide; panicle narrow, loose, 10-15 cm. long, the axis scabrous, the slender scabrous branches ascending, naked below, the pedicels mostly longer than the spikelets; glumes about equal, thin, oblong, obtuse or somewhat notched, the midnerve extending into a mucro or short awn, the summit minutely pubescent or ciliolate, about 2 mm. long excluding the awn; lemma broad, thin, 3-nerved, minutely pubescent on the lower part of the nerves, 3-4 mm. long, the apex bilobed, the lobes obtuse, about 1 mm. long, the awn from between the lobes, scabrous, slightly flexuous, 5-10 mm. long.
Type locality: .Southwestern Chihuahua (Palmer 160 in 1885). Distribution: Known only from the type collection.

Muhlenbergia argentea là một loài thực vật có hoa trong họ Hòa thảo. Loài này được Vasey mô tả khoa học đầu tiên năm 1886.