Rorippa nasturtium-aquaticum var. longisiliqua (Irmisch) B. Boivin

Rorippa nasturtium-aquaticum var. longisiliqua (Irmisch) B. Boivin is a synonym sensu ITIS, 2010 of:

Nasturtium microphyllum Boenninghausen ex Reichenbach, an accepted species name sensu FNA Ed. Comm., 2010.