United States, California, Riverside, Growing near the streambed of Stone Creek ca. 15 ft east of the road near Southside Field Station, Santa Margarita Ecological Reserve (SDSU).
33.43317 -117.18719
33.00° 25.00m 59s N; 117.00° 11.00m 14s W
222 meters
729ft.
Covered woodland along Stone Creek. Open to closed cover, partial shade, occuring in close proximity to the stream. Associated with Artemisia californica, Lotus scoparius, Salvia apianaa, and Dichelostemma capitatum.
Herb 1-2 m in height. Leaves sheathing. Infloresence an umbel.