20 October 2014.
California, United States
Locality: Region 5, California, San Mateo County, Township: 8S, Range: 4W, Section: 13, Stand: Butano Ridge, From CA-236, turn N onto China Grade Road for 2.3 miles, Turn right onto Butoan Fire Road for 0.8 miles, keep right at fork, 0.3 to second fork, keep left 2.1 miles to well flagged tree on left, follow trail 0.25 mil to upper portion of the population
Coordinates: 37.2420, -122.2520
(Map it)
Elevation: 509m.
Environment description: 51+ plants available for collection at this site; distance between collected plants: 200 feet; Collection method: by mother tree; Seed type: open pollinated; Light: full sun; soil: loam; Aspect: S; Soil Series Name: Hugo and Josephine
Collector(s):