15 September 2003.
Hardin County, Iowa, United States
Locality: Steamboat Rock County Park just southwest of Steamboat Rock, Steamboat Rock Quad. T88N R19W N edge of SE 1/4 SW 1/4 Sec. 28
Coordinates: 42.4014, -93.0731
(Map it)
Elevation: 299m.
Georeference protocol: Lat/lon determined by GPS
Habitat: Wild Habitat
Environment description: Eroding sandstone cliff. Mostly shaded area with 50% slope with a northern aspect. Sand and organic matter just above sandstone rock cliff, well drained.
Associated species: Lonicera dioica, Ostrya, Quercus rubra, Tilia, and Smilacina racemosa.
Aspect: North;
Slope: 50
Comment: Very localized population, with irregular distribution.
Collector(s):