Oxalis albicans

Oxalis albicans, commonly known as radishroot woodsorrel, is North American species of perennial herbs in the woodsorrel family. It is widespread in Mexico (from Baja California east to Coahuila and south as far as Oaxaca) and the southwestern United States (California, New Mexico, Arizona, western Texas).
In California, the species grows in chaparral, coastal sage scrub, and other habitats, from sea level to elevations of . The plant is found in the California Coast Ranges, Sierra Nevada, Transverse Ranges, Peninsular Ranges, and other regions of the state.
Former subspecies.
Currently recognized "Oxalis" species, that were formerly considered "Oxalis albicans" subspecies, include: