10 October 1980.
Oklahoma, United States
Locality: Along Highway 270, 7 miles east of Wilburton.
Coordinates: 34.9167, -95.3000
(Map it)
Georeference protocol: Lat/Lon determined via Map location
Environment description: Shale outcrop.
Number of plants sampled: 5
Comment: Small population past flowering, rust susceptible. Lat/lon accurate to city level.
Collector(s):