Description from Flora of China
Herbs biennial, gray-green, 40-70 cm tall, hispid, short strigose. Stems several, cespitose, woody, erect or ascending, branched above middle; branches crowded, 7-12 cm. Leaf blade lanceolate, 2-6 cm × 3-10 mm, abaxially pubescent and sparsely hispid, adaxially densely hispid, base cuneate or rounded, apex obtuse. Inflorescences terminal, 1-1.5 cm in diam. at anthesis, to 5-7 cm in fruit, racemose, many flowered; bracts ovate-lanceolate, 5-10 mm, hispid and pubescent. Flowers crowded. Calyx 5-7 mm, parted nearly to base; lobes linear-lanceolate, hispid outside, densely pilose. Corolla tubular-campanulate, 8-10 mm; throat 4-5 mm wide, short strigose outside, 1-ranked pubescent along lobe midvein inside; nectary ca. 0.5 mm, pubescent; lobes triangular, margin revolute, apex caudate, acute, recurved. Filaments subulate, 4.5-5.5 mm, not decurrent, inserted ca. 2.5 mm above base in corolla tube; anthers laterally united, 5-7 mm, almost completely exserted, sterile apex ca. 2.5 mm. Style ca. 1.4 cm, glabrous. Nutlets dark gray, ca. 2.5 mm, not shiny, densely fine papillate, sparsely tuberculate. Fl. and fr. Oct.
* Hillsides; ca. 1900 m. N Yunnan.