Xanthorhiza simplicissima Marshall. Yellowroot, Brook-feather, Orangeroot, Yellow Puccoon. Phen: (Late Jan-) Mar-May; May-Jun. Hab: Streambanks and riverbanks, less typically in moist rocky forests. Dist: Se. VA, w. VA, WV, and s. OH south to FL Panhandle and s. MS; disjunct west of the Mississippi in w. LA and e. TX; also scattered northward as naturalized populations from cultivation in PA, MD, NY, MA, CT, and ME.
Origin/Endemic status: Endemic
Syn: = C, F, Fl2, FNA3, G, GW2, K1, K3, K4, NY, Pa, RAB, Tn, Tx, Va, W, WH3, WV; = Xanthorhiza apiifolia L'Hér.; = Xanthorrhiza simplicissima – S, orthographic variant