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
44.67235 -92.6975 +-10m. WGS84
T114N R16W sec23
Other plants collected at this location include: Bacopa rotundifolia, Ludwigia palustris, Rorippa sessiliflora, Ammannia coccinea.