Rhizome very thick and stout; stem 2–4 dm at anthesis; lvs sessile, broadly to very broadly ovate-elliptic, mottled, 7–14 cm; fl sessile, musk-or spice-scented or foetid; sep spreading, lanceolate, mostly 3–3.5 cm; pet ± erect, maroon (varying to yellow), oblanceolate to elliptic-obovate, (3.5–)4–7(–9) cm, acutish to blunt at the tip; usually cuneate at base; filaments short, mostly 2–4 mm, basally dilated; connective shortly (to 1 mm) or scarcely prolonged; stigmas equaling or shorter than the 6-ridged, ovoid ovary; 2n=10. Rich woods; c. N.C. and s. Ky. to Ga. and Miss., more widespread than the next. Apr., May (T. hugeri)