Perennials, 40-60 cm tall. Rhizomes less than 1 cm. Stems erect, simple or sometimes basally branched, pubescent. Leaves sessile, amplexicaul upward, ovate to ovate-lanceolate, 3-5 X 2-3 cm, pubescent, base broadly cuneate to rounded, margin serrate and double serrate, apex obtuse, acute, or acuminate. Racemes 2-4, axillary from upper leaves, lax, to 15 cm, pubescent with multicellular hairs; bract broadly linear, nearly as long as pedicel. Pedicel straight, to 1 cm. Calyx 5-lobed; lobes broadly linear to lanceolate, ca. 7 mm, upper smaller than other 4. Corolla purple to blue, ca. 1 cm, with multicellular glandular hairs; tube ca. 2.5 mm, villous inside; lobes obovate to elliptic. Stamens slightly shorter than corolla. Capsule ovoid, slightly compressed, ca. 8 X 5 mm, apex obtuse and emarginate, subglabrous or sparsely with multicellular hairs. Persistent style 5-10 mm. Seeds more than 50 per capsule, flattened and slightly convex on both sides, ca. 1 mm; seed coat smooth. Fl. Jun-Aug.
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