UCR - University of California, Riverside Herbarium - Vascular Plants (UCR)
UCR0065764
UCR-BPS-202303
UCR-202303
Pholistoma racemosum (Nutt. ex A. Gray) Constance
Hydrophyllaceae
Jon P. Rebman (2008)
Jeannie Gregory
2539
2008-02-18
2008-2-18
L. Aerne
United States, California, San Diego, Sweetwater Regional Park, 0.3 mi southast of Sweetwater Reservoir Dam, east of Hwy 54, c. 3 mi north of Otay Lakes Road intersection with Corral Canyon Road. Square S12
32.68719 -117.00739
108 meters (354ft)
Disturbed roadside on hilltop, granitic substrate interspersed with red clay; burned 2 years ago, with Cylindropuntia prolifera, Mirabilis laevis, Artemisia californicus, Rhus laurina, Marah macrocarpus.