24 September 2003.
Iowa, United States
Locality: Starr's Cave State Preserve located just northwest of Burlington, T70N R2W E edge of NW 1/4 of NW 1/4 of Sec. 19, West Burlington Quad, Des Moines County
Coordinates: 40.8522, -91.1367
(Map it)
Elevation: 186m.
Georeference protocol: Lat/lon determined by GPS
Habitat: Wild Habitat
Environment description: Small, thin soil hill prairie. Sunny. 20% slope with a southern aspect. Stony soil
Associated species: Quercus muehlenbergii, Quercus velutina, Pycnanthemum pilosum, Agalinis sp. and Amorpha canescens
Comment: Occasional population abundance with irregular distribution. 100 plants found.
Collector(s):