$modus 0: smartphone
$modus 1: smartphone
Potamogeton epihydrus
Potamogeton epihydrus Raf. [Accepted]
Potamogetonaceae Potamogetonoideae
2 832210 Potamogeton epihydrus Raf.
Helen Sharp, Water-color Sketches Amer. Pl.: (1888-1910) [Helen Sharp]
6 832210 Potamogeton epihydrus Raf.
H.G.A. Engler, Pflanzenr., vol. 11 [Heft 31], (Potamogetonaceae): p. 55, fig. 15 (1907)