United States, California, Butte, Ca 1.5 mi E of Mtn House, on N side Four Mile Ridge Road (or USFS Rd 22N33), 0.4 mi W of its jcn with the Oro-Quincy Hwy. On ridgetop. T22N R06E S33 NE1/4 of NW1/4 USGS Quadrangle: Brush Creek
39.723333 -121.314722 +-402m. NAD83
945 meters
3100ft.
On N side of road. On non-serpentine ridgetop in clearings among Ponderosa pine forest, with Incense cedar, Black oak, Madrone and Tanoak. In pine needle duff with scattered Luzula comosa, and seedlings of Viola lobata, Sanicula sp. (S. tracyi or S. tuberosa), Osmorhiza sp., and Symphoricarpos sp.