Description from Flora of China
Herbs perennial, to 7 cm tall, drying ± black. Roots numerous, slender. Stems single, black, with 2--4 internodes, long pubescent with dark brown hairs. Leaves few, opposite; petiole 1.5--3 cm, rust colored pubescent; leaf blade elliptic-ovate, (0.4--)1.5 cm X ca. 8 mm, abaxially whitish scurfy, adaxially glabrous, pinnatipartite; segments 2--4 pairs, few segments incised-dentate. Inflorescences to 4 cm, subcapitate, many flowered; bracts leaflike, proximal ones to 1.3 cm. Calyx ca. 1 cm; lobes 5, unequal, posterior lobe triangular, entire, others larger, dentate. Corolla yellow, with dull colored spots, 2.3--2.5 cm; tube erect, exceeding calyx; galea falcate apically, to 2 cm, with 1 marginal tooth or margin obscurely denticulate on each side; lower lip to 4.5 X 8 mm, long ciliate, entire, middle lobe rounded, smaller than lateral lobes, projecting. Filaments pubescent basally.
* NW Yunnan.