25 April 2012.
Kentucky, United States
Locality: Warren Co.
Coordinates: 36.9028, -86.6020
(Map it)
Elevation: 190m.
Georeference protocol: Lat/lon determined by GPS
Habitat: Wild Habitat
Environment description: Remnant deep soil prairie.
Associated species: Silphium laciniatum, Penstemon sp., Parthenium argentatum.
Comment: Number of plants found 100. Mounded perennial with sterile stem; flowers pink with red striae fused into a star, leaves ovate-lanceolate, glabrous or pubescent above; stems maroon
Collector(s):