United States, Minnesota, Lake, Superior National Forest. 15 miles east of Babbitt.
47.6791 -91.62542 +-3m. NAD83
T060N R10W sec17
Growing near the northwest shoreline of East Chub Lake (ID 38067400), a 63 acre shallow basin situated in the Laurentian Uplands Subsection. Submerged in 0.3 meters of water.
Cobble substrate covered in fine silt and algae.
Associated with Brasenia schreberi, Potamogeton nodosus, Dulichium arundinaceum.