Trautvetteria carolinensis (Walter) Vail
Gleason, Henry A. & Cronquist, Arthur J. 1991. Manual of vascular plants of northeastern United States and adjacent Canada. lxxv + 910 pp.
Species Description - Plants 5–10 dm, hairy in the infl; lvs broadly reniform, eventually to 3 dm wide, deeply 5–11-lobed, the lobes narrowly to broadly cuneate, irregularly toothed or cleft; basal lvs long-petioled, the cauline much smaller and sessile or subsessile; infl long-peduncled; filaments to 1 cm; fr semi-ellipsoid to obovoid, with a short, persistent style. Mt. woods, especially in damp or wet soil; Pa. and Ky. to Ga.; also on prairies in s. Ind. and w. Ill., and on limestone bluffs in s. Mo.; w. N. Amer.; Japan. June, July. Ours is var. caroliniensis.