United States, California, San Diego, Camp Pendleton: along the Santa Margarita River; northwest of Lake O'Neill and southwest of the hospital; just east of Santa Margarita Road in the vicinity of the dry ponds
33.3326 -117.33208 WGS84
n/a
30 meters (98ft)
mostly sandy substrates
Riparian with Salix lasiolepis, Salix exigua, S. laevigata, Platanus racemosa, Baccharis salicifolia, Xanthium strumarium, Lotus heermannii, Quercus agrifolia, Artemisia californica, and A. douglasiana