United States, Arkansas, Prairie, Mississippi Alluvial Plain. Grand Prairie Ecoregion. USGS Hazen 7.5' Quad. Railroad Prairie Natural Area. Four miles east of Hazen.
34.78188 -91.51061 +-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.
On both sides of old railroad bed in unplowed tallgrass prairie remnant.
For additional information about this specimen, please contact: Diana Soteropoulos, ANHC Collections Manager; Arkansas Herbarium Digitization Coordinator (diana.soteropoulos@arkansas.gov)