]> GH barcode-01746005 United States of America Michigan French Farm Creek E of Wilderness Park Road along Cecil Bay-Lake Michigan, Wawatum Township, Sect. 28, T39N, R4W Potamogeton pusillus subsp. tenuissimus (Mertens & Koch) R. R. Haynes & Hellquist (Mertens & Koch) R. R. Haynes & Hellquist 2021-02-16 06:49:24 C. B. Hellquist & R. R. Haynes