30 August 1989.
Carbon County, Montana, United States
Locality: Montana State Plane coordinate system. Section: 25, Township: 6S, Range: 18E
Coordinates: 45.2500, -109.4500
(Map it)
Elevation: 1634m.
Habitat: Wild Habitat
Environment description: On a 12% northwest slope. Annual percipitation of 483 mm (19 in).
Comment: Number of plants collected from: 6 plus
Collector(s):
1993.
Montana, United States
Comment: PMC increase.
Collector(s):