Alisma natans Linnaeus, Species Plantarum 1: 343. 1753.

"Habitat in Galliae, Sueciae fossis." RCN: 2632.

Type not designated.

Original material: Herb. Linn. No. 473.5 (LINN); [icon] in Vaillant in Mém . Acad. Roy. Sci. Paris 1719: 27, t. 4, f. 8. 1719.

Current name: Luronium natans (L.) Raf. ( Alismataceae).

Note: García Adá & al. (in Candollea 51: 378. 1996) noted 473.5 (LINN) as original material but did not designate a type.