United States, California, Sierra, Ca 0.7 air mi SW of the top of Mt. Fillmore, and ca 0.3 mi SE of jeep trail 10E11, which traverses the headwaters of Pearson Ravine. T22N R10E S33 NW1/4 of SE1/4 USGS Quadrangle: Mt. Fillmore
39.725556 -120.863611 +-1609m. WGS84
2042 meters
6700ft.
At W edge of NW-facing midslope terrace of mtn, in open area at tip of cliff, in dry rocks near edges of Red fir/W. white pine forest, with Lupinus obtusilobus, L. arbustus, and Penstemon gracilentus.