Locality:
United States, Minnesota, Aitkin, Aitkin Co. Located 1 mi W of Bennetville [sic]; Horseshoe Lake; T45N R27W NW1/4 of NW1/4 of Sec 9;;045N;27W;9
46.395557 -93.759845 +-800m. WGS84
Habitat:
Plants occur along the boggy shoreline; assoc. with Wolffia columbiana, Carex lacustris, Eleocharis parvula var. anachaeta, Typha latifolia.