Lemna L., Sp. Pl. 2: 970. 1753 sec. Stevens 2001
- =Lenticula Hill, Brit. Herb.: 530. 1756 syn. sec. Espejo-Serna & López-Ferrari 2008
- =Hydrophace Haller, Hist. Stirp. Helv. 3: 68. 1768 syn. sec. Espejo-Serna & López-Ferrari 2008
- =Telmatophace Schleid. in Linnaea 13: 391. 1839 syn. sec. Espejo-Serna & López-Ferrari 2008
- =Staurogeton Rchb., Deut. Bot. Herb.-Buch: 33. 1841 syn. sec. Espejo-Serna & López-Ferrari 2008