United States, Maine, Acadia National Park. Mount Desert Island; in fen located northeast of Witch Hole Pond
44.400695 -68.238089
19 0560673E 4916661N
near wet margins of floating mat
pH = 4.95, spc = 53 uS/cm.
Collected for PhD dissertation project: Effects of beaver and anthropogenic activity upon freshwater wetland plant community dynamics on Mount Desert Island, ME, USA