United States, California, San Diego, Camp Pendleton Marine Corps Base: Santa Margarita Mountains, Echo Training Area, just east of Artillery Firing Range 40, northeast of Roblar Road
33.42383 -117.37809 WGS84
n/a
767 meters (2516ft)
Rocky sandy loams.
Chaparral with Adenostoma fasciculatum, Arctostaphylos glandulosa, Hesperoyucca whipplei, Heteromeles arbutifolia, Helianthemum scoparium, Ceanothus crassifolius, and Mimulus aurantiacus. Note area burned in the last few years.
Shrub to 1.5 m tall, branches green-yellow and very thorny; uncommon