Benth. & Hook. f. Gen. Pl. iii. 1001 HYDROPHACE, Hall. Enum. Stirp. Helv. iii.68 (1768). LENTICULA, Mich ex Adans. Fam. ii. 471 (1763). SPIRODELA, Schleid. inLinnaea, xiii. (1839) 391. STAURGOETON, Reichb. Nom. 33 (1841). TELMATOPHACE,Schleid. in Linnaea, xiii. (1839) 391. {corrected when editing for database}