30 November 2015.
Texas, United States
Locality: along Exxon Rd, just south of jct with Kelley/Suntide Rds, east of Hwy 77, southwest of Refugio, Refugio county
Coordinates: 28.2785, -97.2976
(Map it)
Elevation: 13m.
Georeference protocol: Lat/lon determined by GPS
Environment description: Grassland on flat and weedy roadside, with deep, sandy soil with Mimosa, Quercus, and Croton.
Comment: pop size 10000; plants up to 5.0 m tall
Collector(s):