Muhlenbergia asperifolia (Nees & Meyen ex Trin.) Parodi
Poaceae
B. E. Nelson
1970
1978-09-17
1978-9-17
U.S.A., Wyoming, Campbell, Powder River Basin: ca 41 air mi SSW of Gillette, ca 5 air mi E of Middle Pumpkins Buttes on Wyo Hwy 50, South Branch Four Mile Creek.