United States, California, San Diego, Los Penasquitos Canyon Preserve: between I-5 & I-15, south of Hwy. 56 and west of Black Mountain Road; along the creek bottom just west of/below the waterfall
32.92648 -117.17818 WGS84
n/a
35 meters (115ft)
Riparian with Salix lasiolepis, Salix gooddingii, Baccharis salicifolia, Quercus agrifolia, Platanus racemosa, Toxicodendron diversilobum, and Artemisia douglasiana
Herbaceous perennial; rare. Note with only 2 disk flowers