19 November 2010.
Florida, United States
Locality: West side of Highway 21, approximately 1.5 miles north of Highway 16, south of Middleburg, Clay County.
Coordinates: 30.0072, -81.8979
(Map it)
Elevation: 32m.
Georeference protocol: Lat/lon determined by GPS
Environment description: Unmowed roadside ditch.
Number of plants sampled: 75
Comment: Population of 100.
Collector(s):