Rorippa aquatica (Eaton) E.J. Palmer & Steyermark. Lake Cress. Phen: May-Aug. Hab: Shallow water of swamps and lake and reservoir margins. Dist: VT west to MN, south to s. GA, FL, and e. TX, widely scattered and probably dispersed by waterfowl.
Origin/Endemic status: Native
Syn: = Fl4, FNA7, K3, K4, Mi, NE, NY, Tn, Va; = Armoracia aquatica – F, G, GW2; = Armoracia lacustris – C, Al-Shehbaz & Bates (1987), Rollins (1993); = Neobeckia aquatica – Ar, Il, K1, S, WH3, Les, Anderson, & Cleland (1995)
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