07 October 2008.
Missouri, United States
Locality: Cuivre River State Park, SW 1/4 of SE 1/4 of Section 8, T49N, R1E, Okete Quad, Lincoln County.
Coordinates: 39.0153, -90.9228
(Map it)
Elevation: 189m.
Georeference protocol: Lat/lon determined by GPS
Number of plants sampled: 12
Associated species: Cacalia, Heliopsis, Juglans nigra, Rhus glabra, Sassafras albidum, and Vernonia baldwini.
Collector(s):