14 September 2003.
Iowa, United States
Locality: South Bear Creek Wildlife Area, Highlandville, SW 1/4 of NE 1/4 of Section 35, T100N, R7W, Highlandville Quad, Winneshiek County.
Coordinates: 43.4369, -91.6483
(Map it)
Elevation: 318m.
Georeference protocol: Lat/lon determined by GPS
Environment description: Edge of field. Open, exposed, and sunny. Slight slope.
Number of plants sampled: 1
Associated species: Populus tremuloides, Leonurus, Verbena urticifolia, and Ribes missouriense.
Comment: Occasional population abundance with irregular distribution. Many plants found.
Collector(s):