]> GH barcode-00359024 United States of America Michigan Pond on north side of Alpena State Road 9.5 mile SE. of Cheboygan, Sec. 27, T37N, R1E Potamogeton ×mirabilis Z. Kaplan, Hellq. & Fehrer Z. Kaplan, Hellq. & Fehrer 2013-01-09 17:19:33 C. B. Hellquist & C. T. Philbrick