]> GH barcode-01746080 United States of America New York Pillar Point, Lake Ontario Potamogeton pusillus subsp. tenuissimus (Mertens & Koch) R. R. Haynes & Hellquist (Mertens & Koch) R. R. Haynes & Hellquist 2020-08-26 08:43:35 W. L. C. Muenscher & B. Maguire