24 September 2006.
Mississippi, United States
Locality: North side of Highway 570, 0.4 mile west of Tangipahoa River, ~1.2 miles west of Amite/Pike County line.
Coordinates: 31.2719, -90.5672
(Map it)
Elevation: 125m.
Georeference protocol: Lat/lon determined by GPS
Environment description: Fence row, mowed roadside margin. Plants did not look healthy.
Number of plants sampled: 25
Comment: Population size ~50; well past flowering.
Collector(s):