Stems 3–5 dm; lvs long-petioled; lfls mostly 5, lance-ovate to broadly ovate, acute or acuminate, toothed to deeply cleft; infls 5–12 cm; sep lanceolate, broadly clawed, 3 mm; stamens and staminodes 1 mm; follicles thin-walled, pale brown, sparsely hairy; 2n=36. Moist woods, chiefly in the mts.; s. N.Y. to Pa. and Ky., s. to S.C., w. Fla., and Ala. Apr. (Zanthorhiza apiifolia)