California, United States
Locality: Near town of Portola, Sierra Valley. South on A-23, 4-1/2 miles east off Route 70.
Coordinates: 39.9950, -120.4125
(Map it)
Elevation: 1733m.
Environment description: Exposure: open. Dry (probably set seep in spring). Very rocky, well drained loam. Sagebrush, bluegrass, lupine (Lupinus sellilo skill - arid soil lupine).
Number of plants sampled: 25
Collector(s):