04 August 2008.
Iowa, United States
Locality: North and south sides of Ivy Road, Volga River State Park, Fayette, Volga River watershed, Fayette County.
Coordinates: 42.8803, -91.7847
(Map it)
Elevation: 264m.
Georeference protocol: Lat/lon determined by GPS
Environment description: Wet woodland, high organic matter. 65% mostly full sun (morning); 35% full shade (afternoon).
Number of plants sampled: 16
Comment: Population of >500 plants. Large variation in fruit size, fruit color, bract strength/width, and bract color.
Collector(s):