Astragalus iodanthus S. Watson var. diaphanoides Barneby

Idaho: Owyhee County: Castle Creek area, about 3 air-miles SSW of Foremans Reservoir; about 5.3 air-miles SE of Oreana. Elev. 2897 ft.
42.97969° N, 116.35671° W
Datum: NAD 83. Uncertainty: 5 meters. Coordinate Source: GPS.
Sandy oolite soil, on top of small bluff, in an open stand of Gutierrezia sarothrae, Grayia spinosa, Eriogonum microthecum, Brickelia, Phlox hoodii, Sphaeralcea, Bromus tectorum, Chylismia claviformis, Hesperostipa comata. Gentle slope, full sun. Flowers whitish to pale purple. Localized. Phenology: Flowers & Fruits.

B. L. Corbin 1694, May 25, 2017
With C. & M. Prentice, L. & J. Smithman, J. Davis, P. Packard
CIC, Accession: 53131