Lemna arrhiza Linnaeus, Mantissa Plantarum Altera: 294. 1771.

"Habitat in Italia, Galliae aquis. Du Chesne." RCN: 7044.

Type not designated.

Original material: [icon] in Micheli, Nov. Pl. Gen.: 16, t. 11, f. 4. 1729.

Current name: Wolffia arrhiza (L.) Wimm. ( Lemnaceae).