United States, California, Trinity, Mumbo Basin 7.5' USGS quad. Graves Creek, about 0.9 road miles up from the bridge over Graves Creek. Roadbed of dirt road, growing on downslope lip of the road bank, n a setting of mixed conifer forest (Pinus ponderosa, Pseudotsuga menziesii, Quercus chrysolepis). Two large plants present at this site. Lat/Lon from GPS.
41.20656 -122.62611 NAD27
41.20656, -122.62611; NAD27; T.39N, R.07W, S.25, SW 1/4 of the SW1/4, MDBM