Locality:
United States, California, San Bernardino, San Bernardino Mts, Waterman Cyn where Waterman Cyn Rd crosses the stream, .65 mi above hwy 18 (T1N, R4W, sec 11
Habitat:
Riparian woodland with Alnus rhombifolia, Platanus racemosa, Salix lasiolepis, Artemisia douglasii, etc; Uncommon in shade under alders