Potamogeton richardsonii (A.Benn.) Rydb.

Native to:

Alaska, Alberta, Aleutian Is., British Columbia, California, Colorado, Connecticut, Idaho, Illinois, Indiana, Iowa, Kamchatka, Khabarovsk, Labrador, Magadan, Maine, Manitoba, Massachusetts, Michigan, Minnesota, Montana, Nebraska, Nevada, New Brunswick, New Hampshire, New Mexico, New York, Newfoundland, North Dakota, Northwest Territorie, Nova Scotia, Nunavut, Ohio, Ontario, Oregon, Pennsylvania, Primorye, Québec, Sakhalin, Saskatchewan, South Dakota, Utah, Vermont, Washington, Wisconsin, Wyoming, Yukon

POWO follows these authorities in accepting this name:

• Ackerfield, J. (2015). Flora of Colorado: 1-818. BRIT Press.
• Allred, K.W. (2012). Flora Neomexicana, ed. 2, 1: 1-599. Range Science Herbarium, Las Cruces, New Mexico.
• Czerepanov, S.K. (1995). Vascular Plants of Russia and Adjacent States (The Former USSR): 1-516. Cambridge University Press.
• Gilman, A.V. (2015). New flora of Vermont. Memoirs of the New York Botanical Garden 110: 1-614.
• Kharkevich, S.S. (ed.) (1987). Plantae Vasculares Orientalis Extremi Sovietici 2: 1-448. Nauka, Leningrad.
• Kozhevnikov, A.E., Kozhevnikov, Z.V., Kwak, M. & Lee, B.Y. (2019). Illustrated flora of the Primorsky Territory, Russian Far East: 1-1124. National institute of biological resources.
• Les, D.H., Les, A.M. & King, U.M. (2015). Najas flexilis (Hydrocharitaceae) in Alaska: a reassessment. Rhodora. Journal of the New England Botanical Club 117: 354-370.
• Mohlenbrock, R.H. (2014). Vascular Flora of Illinois. A Field Guide, ed. 4: 1-536. Southern Illinois University Press, Carbondale.
• Packer, J.G. & Gould, J. (2007). Vascular Plants of alberta 1: 1-281. University of Calgary Press.
• Werier, D. (2017). Catalogue of the Vascular plants of New York state. Memoirs of the Torrey Botanical Club 27: 1-542. New York Botanical Garden.

Kew Backbone Distributions

• Ackerfield, J. (2015). Flora of Colorado: 1-818. BRIT Press.
• Allred, K.W. (2012). Flora Neomexicana, ed. 2, 1: 1-599. Range Science Herbarium, Las Cruces, New Mexico.
• Flora of North America Editorial Committee (2000). Flora of North America North of Mexico 22: 1-352. Oxford University Press, New York, Oxford.
• Gilman, A.V. (2015). New flora of Vermont. Memoirs of the New York Botanical Garden 110: 1-614.
• Hultén, E.O.G. (1960). Flora of the Aleutian Islands and westernmost Alaska Peninsula: with notes on the flora of Commander Islands, ed. 2: 1-376. Weinheim : J. Cramer ; New York : Hafner Pub. Co.
• Kharkevich, S.S. (ed.) (1987). Plantae Vasculares Orientalis Extremi Sovietici 2: 1-448. Nauka, Leningrad.
• Les, D.H., Les, A.M. & King, U.M. (2015). Najas flexilis (Hydrocharitaceae) in Alaska: a reassessment. Rhodora. Journal of the New England Botanical Club 117: 354-370.
• Meades, S.J. & Brouillet, L. (2019). Annotated Checklist of the Vascular Plants of Newfoundland and Labrador https://www.newfoundland-labradorflora.com/checklist/.
• Mohlenbrock, R.H. (2014). Vascular Flora of Illinois. A Field Guide, ed. 4: 1-536. Southern Illinois University Press, Carbondale.
• Packer, J.G. & Gould, J. (2007). Vascular Plants of alberta 1: 1-281. University of Calgary Press.
• Werier, D. (2017). Catalogue of the Vascular plants of New York state. Memoirs of the Torrey Botanical Club 27: 1-542. New York Botanical Garden.