Plants malodorous; lvs orbicular to broadly ovate, 4-15 cm wide, serrate, deeply cordate at base, on petioles 8-20 cm; scapes 2-4 dm, floriferous in the terminal 5-10 cm; fls 3-5 mm; fr 2-3 mm; 2n=12, 24. Moist or dry woods, chiefly in the mts.; w. Md. to Ky., s. to Ga. and Ala., and extending to the coastal plain in N.C. and s. Va. June, July.

Gleason, Henry A. & Cronquist, Arthur J. 1991. Manual of vascular plants of northeastern United States and adjacent Canada. lxxv + 910 pp.

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