Buddleja fallowiana var. alba Sabourin.

Shrubs 1--5 m tall; branchlets, leaves abaxially, petioles, inflorescences, bracts, and calyces and corollas outside densely stellate tomentose and with glandular hairs. Branchlets terete. Petiole 5--10 mm; leaf blade ovate to narrowly elliptic, 5--14 X 2--6.5 cm, adaxially densely stellate tomentose when young, glabrescent, base cuneate to decurrent, margin serrate, apex usually acuminate to acute, lateral veins 8--10 pairs and inconspicuous. Inflorescences terminal, thyrsoid, 5--15 X 2--3 cm. Calyx campanulate, 3.5--5 mm; lobes triangular, 1.5--2.5 mm, apex acuminate. Corolla white or lavender, with an orange throat, 9--14 mm; tube cylindrical, 7--10 X 1--1.5 mm, outside stellate tomentose, inside pilose but basally glabrous; lobes elliptic to subelliptic, 2--4 X 1.5--3 mm, margin crenate-serrate. Stamens inserted near corolla mouth; anthers oblong, 1--1.5 mm. Pistil stellate tomentose except for glabrous apex of style. Ovary ovoid, 1.2--2 X 1--1.4 mm; stigma large, clavate. Capsules ellipsoid, 4--7 X 2--4 mm, stellate tomentose. Seeds oblong, winged all around. Fl. May-Oct.

Medicinal.

* Open woodlands and thickets in mountains; 1200--3800 m. Sichuan, Xizang, Yunnan.