United States, Minnesota, Goodhue, At the margin of a low, sandy/silty island in North Lake, just off the main channel of the Mississippi River; 14.6 km (9 miles) southeast of the approximate center of Hastings. NW of NE of section
44.6716 -92.6973667
44.6716000, -92.6973667; T114N R16W sec23
Other plants collected at this location include: Sagittaria calycina var. calycina, S. latifolia, Cyperus erythrorhizos, Bacopa rotundifolia.