28 May 2010.
Texas, United States
Locality: East Central Texas Plain. Bastrop County. Five miles ESE of Rockne; Horse farm near end of John Craft Road.
Coordinates: 29.9418, -97.3782
(Map it)
Elevation: 147m.
Georeference protocol: Lat/lon determined by GPS
Environment description: Savannah. Land form: Ridge. Land Use: Pasture. Geology:Residuum weathered from sandstone of Eocene age. Soil Texture: Fine sand. Ecological Site Descriptor: Deep Sand.
Associated species: Rudbeckia hirta, Gaillardia pulchella, Sabatia campestris, Quercus stellata.
Comment: Approximate total number of plants present and accessible: 500-5000. Estimate number of individual plants at natural dispersal stage: >50
Collector(s):