UCR - University of California, Riverside Herbarium - Vascular Plants (UCR)
UCR0016756
UCR-BPS-198361
UCR-198361
Asclepias californica Greene
Apocynaceae
Steve Boyd
11942
2008-05-01
2008-5-1
Valentin Arvizu
United States, California, Kern, Piute Mountains, lower Esperanza Canyon at eastern base of Sorrell Peak and western edge of Kelso Valley
35.41861 -118.25611
1372 meters (4500ft)
Alluvial flats and moderate to steep slopes, granitic substrate with large boulder outcrops, loose, decomposed granite soils. Vegetation recently burned (2006 or 2007), formerly dominated by scrub of Artemisia tridentata, Chrysothamnus nauseosus, Yucca brevifolia on flats, drier slopes scrubby woodland of Pinus sabiniana, P. monophytlla, Quercus wislizenii, Q. chrysolepis, Fremontodendron californicum, etc.
Flowering
Coarse perennial herb, flowers purplish. Scarce, generally on tops of ridges and knolls.