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Potamogeton varians
Potamogeton varians Morong [Accepted]
Potamogetonaceae Potamogetonoideae
2 832909 Potamogeton varians Morong
B.C. Seemann, J. Britten, J. Bot., vol. 27 : p. 65, t. 287 (1889) [P. Morgan]