20 July 2008.
Iowa, United States
Locality: Tower Rock Park, N edge of SE 1/4 of SW 1/4 of Section 28, T88N, R19W, Steamboat Roak Quad, Steamboat Rock, Hardin County.
Coordinates: 42.4011, -93.0717
(Map it)
Elevation: 292m.
Georeference protocol: Lat/Lon determined from GIS
Environment description: Eroding (burnt orange) sandstone cliff, south side of Iowa River; mostly shaded; near base of slope with northern aspect; sand and organic matter above cliff; well drained.
Number of plants sampled: 13
Associated species: Diervilla lonicera, Fraxinus, Lonicera dioica, Ostrya virginiana, Quercus rubra, Sambucus canadensis, Smilacina racemosa, Tilia, and Urtica dioica.
Comment: Some fruits still green at time of collection, majority of fruits were starting to ripen. Variation among plants in fruit ripening phenology. Balanced sample collected from 13 specimens.
Collector(s):