14 August 2020.
Marion County, Iowa, United States
Locality: Beat Prairie located approximately 3.25 miles northwest of Knoxville, T76N R20W SW 1/4 SW 1/4 NW 1/4 Sec. 26, Marion County
Coordinates: 41.3577, -93.1378
(Map it)
Elevation: 255m.
Georeference protocol: Lat/lon determined by GPS
Habitat: Wild Habitat
Environment description: Tallgrass prairie remnant.
Number of plants sampled: 250
Associated species: Lespedeza capitata, Andropogon gerardii, Silphium laciniatum, Euphorbia corollata, Eleaganus angustifolia, Echinacea pallida, Panicum virgatum, Achillea millefolium, Pycnanthemum virginianum, Fragaria virginiana, Chamaecrista fasciculata, and Hypericum sp.
Aspect: Southwest
Comment: Sampled across a 1-2 acre area. Species localized. Noted approximately 400-500 individuals. At time of harvest (14 August) peduncles and fruiting pods were mature (black in color).
Collector(s): - Carstens, Jeffrey D., USDA, ARS, NCRPIS
- Leben, Laura, Iowa Department of Natural Resources
- Sherwood, Andrew P., USDA, ARS, NCRPIS