a perennial herb, 2–3 ft. high; stems obtusely quadrangular, more or less densely pubescent, erect, simple or branched; leaves sessile or nearly so, oblong or oblong-lanceolate or lanceolate, acute or subobtuse, irregularly crenate-serrate, strongly nerved and reticulately veined, pubescent above and densely so on the veins beneath, lower leaves 3–4 in. long, 1/2–1 1/2 in. broad, becoming shorter upwards; flowers in dense cylindric spikes 1–2 in. long, 1/2– 3/4 in. in diam. (excl. the corollas), forming a lax panicle; bracts lanceolate, acute, 2 1/2 lin. long, pubescent; calyx-tube in flower shortly pubescent; teeth reaching 2 lin. long, linear-subulate, pubescent; corolla pubescent outside; tube sharply deflexed about the middle, very narrow and straight for 2 lin. below the deflexion, then much dilated for 2 lin. above it; upper lip 1 1/4 lin. long, 1 lin. broad, quadrate, 4-lobed; lower lip nearly 3 lin. long, 1 1/4 lin. deep, boat-shaped; upper pair of stamens 2 1/4 lin. long; lower pair 3 lin. long; style longer than the stamens, shortly 2-fid. null
