Locality:
United States, Wisconsin, La Crosse, Mississippi River mi 695; W side of Island 20; small island E side of main channel
43.780996 -91.243606 +-546m. WGS84
Verbatim Coordinates:
TRS: T15N R7W sec 17
Habitat:
bank above beach; dredge spoil sites
Occurrence Remarks:
photo of area attached to sheet; normal pool elevation 631 ft.; age of dredge material: 5 yr.; cauline leaf - 16mm; lower panicle < 10 cm; underside of leaf glabrous