United States, California, Lassen, Northern High Sierra Nevada. North Slope of the Diamond Mountains between Diamond Mountain and Gilman Basin; 0.6 air-mi W of Diamond Mountain via 4WD track. T28N R11E S02 NW1/4 of SE1/4 USGS Quadrangle: Diamond Mtn 1:24,000
40.313889 -120.705278 WGS 1984
T28N R11E S02 NW1/4 of SE1/4; 40§ 18m 50s N; 120§ 42m 19s W
2195 meters
7200ft.
Open windswept ridge of mostly low sage, rocky and gravelly; snowbanks on northeast side; few granite boulders on top of ridge. Occasional among low-sage and scattered big sage, on top of the ridge and on windy N-facing side of the top. In stony soil with Calochortus leichtinii, Wyethia mollis, Hackelia micrantha, Orthocarpus cuspidatus ssp. cryptanthus, Collomia grandiflora, Navarretia breweri, Phacelia humilis, Pseudostellaria jamesiana, and Bromus carinatus var. marginatus.