United States, California, Shasta, Bartle 7.5' USGS quad. Growing in an old landing area within a plantation in very loose bare volcanic substrate. Open canopy with a fairly level slope and little competition, growing on both sides of the road. Growing along with some Erigeron inornatus var. inornatus. Good Occurrence of 225 plants mostly flowering with some in fruit.
41.33302 -121.82611 NAD27
41.33302, -121.82611; NAD27; T.40N, R.01E, S.11, NW 1/4 of the NW 1/4, MDBM