Synonyms
Nasturtium palustre var. glabrum O.E.Schulz
Rorippa islandica var. glabra (O.E.Schulz) S.L.Welsh & Reveal
Radicula glabra (O.E.Schulz) Britton
Rorippa palustris var. glabra (O.E.Schulz) Roy L.Taylor & MacBryde
Rorippa palustris subsp. glabra (O.E.Schulz) Stuckey