12 February 2019.
Hancock County, Illinois, United States
Locality: Along Highway 9 approximately 4 miles west of Dallas City, Hancock County
Coordinates: 40.6231, -91.2400
(Map it)
Elevation: 174m.
Georeference protocol: Lat/lon determined by GPS
Habitat: Wild Habitat
Environment description: Mississippi River bluffs, west facing 50-60 degree grassy bluff.
Number of plants sampled: 50
Associated species: Rhus sp., Cornus racemosa, Juglans nigra, Juniperus virginiana and Toxicodendron radicans
Aspect: West;
Slope: 55
Comment: Collected 2-3 flower heads from 50 plants across a 150 feet by 100 feet area
Collector(s):