UCR - University of California, Riverside Herbarium - Vascular Plants (UCR)
Orobanche fasciculata Nutt.
United States, California, Los Angeles, just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak
T3N R15W sec5
659 meters (2162ft)
High point on ridge, previously bulldozed on top and along the south and west ridglines; chaparral, with dominants including Adenostoma fasciculatum, Eriogonum fasciculataum var. polifolium, Salvia mellifera, Eriodictyon crassifolium, and Acmispon glaber.
Fairly common, c. 50 plants on south side of summit in disturbed soil (firebreak), among Eriodictyon crassifolium. Dry plants soaked before pressing.