Stems with appressed & spreading trichomes, corolla small, nutlets 4/fruit, densely papillate-tuberculate but not spinulose, lance-ovate, calyx ca. 5 mm, appears to best fit this taxon.
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G.L. Clifton
8589
1981-07-07
7/7/1981
United States, California, Mono, Local landmark: Sweetwater Canyon. Fales Hot Springs Quad.