"Annual to 1 m, usually branched, loosely hairy throughout, or the upper part of the stem and upper surfaces of the lvs subglabrous or merely strigose; lvs sessile or subsessile, ovate-oblong to oblong-obovate, 5–8 × 1.5–3.5 cm, ± serrate; racemes terminating the branches, 1–2 dm; lower bracts foliaceous, the upper gradually reduced; pedicels 3–9 mm, bibracteolate at base; sep linear, 3–5 mm; auricles wanting; cor blue or white, 6–8 mm, the lower lip bearded at base within; fruiting hypanthium inflated, 7–11 × 3.5–8 mm; 2n=14. Open woods, or sometimes a garden-weed; P.E.I. to Minn., s. to Ga. and Miss. July–Oct. Poisonous."