Stems stout, erect, to 1 m, puberulent; lvs elliptic to ovate-oblong, 10–15 cm, hairy beneath, broadly cuneate to a petiole 8–25 mm; umbels few or one, terminal and subterminal, many-fld, on peduncles to 5 cm; cor normally purple, its lobes 7–10 mm; hoods pale purple, 5–7 mm, surpassing the gynostegium, without lateral teeth but often somewhat widened near the middle; horns short, flat, incurved; fr downy, without processes. Dry soil; s. N.H. to Va., w. to Wis., Io., Kans., and Okla. June, July.
Dry to moist thickets, woods and openings. Thickets and open woods, prairies and fields, spreading to roadsides and railways.