Pedicularis oliveriana Prain subsp. lasiantha P. C. Tsoong.

Herbs perennial, to 50 cm tall, ± drying black. Roots fascicled, fleshy. Stems several, dark, with 4 lines of sparse hairs. Basal leaves withering early. Stem leaves opposite or in whorls of 3 or 4, ± sessile to short petiolate; leaf blade oblong-lanceolate, to 4.5 X 1.5 cm, pinnatipartite; segments 5--8 pairs, ovate to lanceolate, pinnatifid, ovate-triangular, incised-dentate. Inflorescences to 20 cm, interrupted; bracts leaflike, ca. as long as flowers. Calyx 5--6 mm, barely cleft anteriorly, glabrous; lobes 5, unequal, posterior one triangular and entire, lateral lobes serrate, ciliate. Corolla dark reddish purple, 1.4--1.6 cm; tube 6--7 mm; galea marginally ciliate, ± comose on abaxial suture; beak usually S-shaped, slender; lower lip 8.5--9.5 mm, ciliate. Filaments densely villous. Capsule compressed, oblong, ca. 1.1 cm X 3 mm, obliquely apiculate. Fl. Jun--Aug, fr. Jul--Sep.

* Dry rocky places, sand dunes along rivers, open grassy meadows; 3400--4000 m. E, S and SE Xizang.