Rorippa islandica var. glabra (O.E. Schulz) S.L. Welsh & Reveal

Rorippa islandica var. glabra (O.E. Schulz) S.L. Welsh & Reveal is a synonym sensu FNA Ed. Comm., 2010 of:

Rorippa palustris (Linnaeus) Besser subsp. palustris, an accepted subspecies name sensu FNA Ed. Comm., 2010.