Astragalus amphioxys var. vespertinus (E.Sheld.) M.E.Jones
Fabaceae
N. H. Holmgren
15672
2008-05-29 - 2008-01-15
29 May 2008
United States of America, Utah, Emery Co., San Rafael Desert, Airport Road, 4.5 km (2.8 mi) south of the main street of Green River (town), at the junction of the San Rafael Swell Desert Road