Draba standleyi
A rare plant, found on moist igneous cliffs at sites from southeastern Arizona to the Davis Mts. in west Texas.
Plant habit at Monticello Box at the southwestern end of the Black Range, 26 Aug 2006.
A flower at Monticello Box, 26 Aug 2006.
An immature fruit at Monticello Box, 26 Aug 2006.