Isnardia palustris Linnaeus, Species Plantarum 1: 120. 1753.

"Habitat in Galliae, Alsatiae, Russiae, Virginiae fluviis." RCN: 989.

Lectotype (Raven in Jarvis & al., Regnum Veg. 127: 57. 1993): Herb. Linn. No. 157.3 (LINN) .

Generitype of Isnardia Linnaeus.

Current name: Ludwigia palustris (L.) Elliott ( Onagraceae).

Note: Raven (in Reinwardtia 6: 400. 1963) previously indicated 157.1 (LINN) as lectotype, but this collection is unannotated by Linnaeus and not original material for the name.