Native to California, Oregon; extinct in Mexican Pacific Is. (source: POWO). Flora of the World documents 1 occurrence across 1 country.
Location
United States, California, Contra Costa
37.840833, -122.191111
Location Remarks
Oakland Hills. Huckleberry Botanic Regional Preserve. Skyline Blvd., between Broadway Terrace and Snake Rd., Oakland
Collectors
No collectors specified