Blephilia ciliata (L.) Raf. ex Benth.

Stems 4–8 dm, closely puberulent with recurved hairs 0.1–0.5 mm; main lvs lanceolate to ovate, 3–6 cm, entire or sometimes with a few teeth, sessile or subsessile; verticils usually 3–5, crowded into a continuous terminal spike 2–5 cm, or the lowest verticil sometimes separate, hemispheric and subtended by numerous ovate to obovate, closely appressed bracts about equaling the cals; cal 7–9 mm, the lower lobes 1.1–1.7 mm, extending past the sinuses of the upper lip; cor pale blue with purple spots, 11–14 mm. Woods; Mass. to s. Mich. and Wis., s. to Ga. and Ark. Plants of Ill., Ky., and Mo. grow in moister, more shaded places and have wider lvs with broader, often rounded base than the more n. and e. plants.

It is a cool temperate plant. It grows in dry woods and thickets. It suits hardiness zones 4-7.

The leaves can be used to prepare sauces and drinks. They are used for tea.