United States, Arkansas, Prairie, Mississippi Alluvial Plain. Grand Prairie Ecoregion. USGS Carlisle 7.5' Quad. Railroad Prairie Natural Area. Just east of Caviness Road (across from former site of Hanson's Reservoir).
34.78152 -91.65829 +-100m.
Vicinity of coordinates; coordinates not obtained in situ with GPS but estimated post-collection event using mapping programs. Coordinates considered accurate to within 100 m.
Disturbed soil on abandoned railroad bed through unplowed tallgrass prairie.
For additional information about this specimen, please contact: Diana Soteropoulos, ANHC Collections Manager; Arkansas Herbarium Digitization Coordinator (diana.soteropoulos@arkansas.gov)