United States, California, San Bernardino, Mojave National Preserve; Castle Peaks east of the New York Mtns, along Ivanpah Rd, 0.5 mile east of Barnwell; Castle Peaks
35.29833 -115.22803
1403 meters (4602ft)
Stoney volcanic hills, volcanic alluvial gravel, with Yucca brevifolia, Ericameria teretifolia, Sporobolus cryptandrus, Hilaria rigida, Muhlenbergia porteri, Sanvitalia abertii.