Description: This species of Rorippa is found mainly in western Ireland. The first record for Northern Ireland dates from the late 1980s, and it has since been found in a number of sites in western Northern Ireland.

It is a mostly prostrate species of mud, pondsides or other, often disturbed, damp situations.

All names: Rorippa islandica sens.str. (Oeder ex Murray) Borbas; Rorippa islandica sens. str. (Oeder ex Murray) Borbas; Rorippa islandica (Oeder ex Murray) Borbas

Distribution Map from NBN: Rorippa islandica sens.str. at National Biodiversity Network mapping facility, data for UK.

iNaturalist: Rorippa islandica sens.str. at iNaturalist World Species Observations database.