United States, California, Fresno, Humphreys Basin, Headwaters Piute Crk., trib. S. Fk. San Joaquin Riv., w. over Sierran crest from Bishop, Into Co.; Mt. Humphreys e-ne. 13,985'; lowest spots on rim ne. around e. to sw. 12,400'. Lodgepole For. Piute Canyon up to 10,400-10,600'; Subalpine For. to 10,800' (even 11,200' on few favored rocky slopes): occas. Pinus Albicaulis Krumholtz to 11,200', rare specimens to 11,600': basin mostly above 11,000' and alpine with extensive areas herbaceous Alpine cover. This Aquilegia under a boulder facing e. over the tarn ca. 1/4 m. below Lower Desolation - ca. 11,100'. (A formosa seen in a specially favored spot nearly 500' high ne. of main Desolation L.0 Phyllodoce & Casslope flg. nearly.