01 March 2005.
California, United States
Locality: Imperial Sand Dunes wilderness area, 2 mi east of Coachella Canal Rd (access by walking only), northwest of Cahuilla Ranger Station, BLM, Imperial County.
Coordinates: 33.0311, -115.2047
(Map it)
Elevation: 122m.
Georeference protocol: Lat/lon determined by GPS
Environment description: Active sand dunes, no motorized access.
Number of plants sampled: 150
Comment: Population size 1000's.
Collector(s):