Plants (60-)100-120(-240) cm. Leaves: basal and proximal cauline 20-30(-40) cm, proximal cauline blades hastate to deltate or lanceolate. Involucres campanulate to obconic, 11-14 mm. Phyllaries (10-)12-14(-17). Florets 18-55; corollas ochroleucous or white (rarely pinkish), 8-9(-10.5) mm; anthers 2-2.5 mm. Cypselae pale green to light brown, 5-7(-9) mm; pappi 6-7 mm. 2n = 40. Flowering late summer-fall. Rich woods, shaded, wet areas bordering streams; 10-300+ m; Conn., Ill., Ind., Iowa, Ky., Md., Mass., Minn., Mo., N.J., N.Y., N.C., Ohio, Pa., R.I., Tenn., Va., W.Va., Wis. Hasteola suaveolens is now less common or absent in the northeastern part of its historic range.