Phaseolus angustissimus

A perennial bean with narrow, comparatively thick & waxy leaves, found in the U.S. throughout Arizona, in the western half of New Mexico, and sporadically in Trans-Pecos Texas.

Flowering stems in Box Canyon, southwestern Florida Mountains, Luna Co., NM, 25 Aug 2008.

A flower at Aguirre Springs on the northeastern side of the Organ Mountains, Doña Ana Co., NM, 20 Aug 2006.

Leaves at Aguirre Springs, 20 Aug 2006.