11 September 2008.
Texas, United States
Locality: West side of the Brazos Bottoms Research Farm (operated by Texas A&M University), near Route 50, Burleson County.
Coordinates: 30.5289, -96.4356
(Map it)
Elevation: 66m.
Georeference protocol: Lat/Lon determined via Map location
Environment description: Old river meander, which is surrounded by agricultural fields, but too wet for cultivation. This species is also present as a weed in nearby farm fields.
Number of plants sampled: 100
Comment: Population of approximately 10,000 plants. Same collection site as DB 2008059.
Collector(s):