高山杜根藤 gao shan du gen teng

Calophanoides wardii (W. W. Smith) C. Y. Wu ex C. C. Hu.

Shrubs to 60 cm tall, diffuse. Stems straw-colored, much branched, flexuous, densely grayish tomentose, soon glabrescent. Petiole ca. 5 mm, gray pilose; leaf blade elliptic, elliptic-lanceolate, oblanceolate, or sometimes obovate, to 4.5 × 2 cm, papery, both surfaces first white tomentose then sparsely pilose, base cuneate, margin slightly undulate, apex shortly acuminate, acute, or rarely retuse. Spikes axillary, ca. 1 cm, (1-)3-5-flowered; peduncles 0-3 mm; bracts linear-lanceolate, ca. 5 mm, densely white villous; bracteoles linear, ca. 2 mm. Calyx to 8 mm, 5-lobed almost to base; lobes oblanceolate, outside densely villous, apex acute. Corolla ca. 2 cm, outside white villous; tube longer than limb; lower lip 3-lobed to middle, lobes oblong; upper lip 7-8 mm, shallowly 2-lobed. Staminal filaments glabrous, basally whitish; anther thecae superposed, lower one spurred at base. Ovary glabrous; style white villous. Capsule not seen. Fl. May.

● On rocks, thickets; ca. 1000 m. Yunnan.