Cardamine angustata O.E. Schulz. Phen: Mar-May; Apr-Jun. Hab: Rich, mesic forests. Dist: NJ and IN south to n. GA, c. TN, and ne. MS.
Origin/Endemic status: Native
Taxonomy Comments: Material sometimes considered merely disjunct in the Ouachita Mountains of AR, or named as a variety, var. ouachitana E.B. Smith, is apparently specifically distinct and not closely related (C.T. Witsell, pers. comm., 2013).
Synonymy: = C, Pa, Va, Al-Shehbaz (1988a), Sweeney & Price (2001); = Cardamine angustata O.E.Schulz var. angustata – RAB; = Dentaria heterophylla Nutt. – F, G, S, Tn, W; < Cardamine angustata O.E.Schulz – FNA7, K3, K4, Rollins (1993)