17 September 2002.
California, United States
Locality: Down a draw, north side of Mast Hill, Pope Valley, Wallace Ranch/Bill Harder, Napa County.
Coordinates: 38.6297, -122.4078
(Map it)
Elevation: 331m.
Georeference protocol: Lat/lon determined by GPS
Environment description: Pasture.
Comment: Population size 250.
Collector(s):