UCR - University of California, Riverside Herbarium - Vascular Plants (UCR)
UCR0016769
UCR-BPS-204248
UCR-204248
Asclepias californica Greene
Apocynaceae
Valerie Soza
1691
2003-06-18
2003-6-18
Sarah J. De Groot
United States, California, Los Angeles, Upper Cooper Canyon, along Forest Service Road 2000.5, northeast of Cloudburst Summit, c. 0.6 mi above Cooper Canyon trail Camp on east slopes of Winston Peak
34.35786 -117.92214
0415200E 3802222N; T3N R10W sec10
1982 meters (6501ft)
East-facing (84-120°), rocky, gravelly, upper slope of 34°. Jeffrey pine forest and canyon live oak woodland. Assoc. with Asclepias californica, Bromus tectorum, Chrysothamnus nauseosus, Elymus elymoides, Eriogonum cf. nudum, E. saxatile, E. umbellatum, E. wrightii subscaposum, Eriophyllum confertiflorum, Gilia leptantha transversa, Hulsea vestita gabrielensis, Linanthus breviculus, Lupinus excubitus, Penstemon grinnellii, Phacelia imbricata, Pinus jeffreyi, Poa secunda, Quercus chrysolepis.