Locality:
United States, Wisconsin, Vernon, Site 61; Mississippi River-Navigation Pool #8; mile 679.2-692; along W, N, and E sides of island
43.71746305 -91.2402463
Verbatim Coordinates:
43.717463° N, 91.2402463° W; T14N R07W sec05
Habitat:
Open Acer-Ulmus forest; Phalaris dominated portions around and with forest; S end a dry emergent community.
Occurrence Remarks:
Pinkish red flowers, uncommon on N open part, in large groups on SE & SW sides, several plants growing in 0.05 m of water. [P.a. var. amphibium -original in error- not WI taxon]