华丁香 hua ding xiang

Syringa buxifolia Nakai.

Shrubs 0.5-3 m. Branchlets 4-angled, glabrous. Leaves 3-9-parted to -divided or entire, 1-4 × 0.4-2.5 cm; sessile or with petiole to 2.5 cm, glabrous; leaf blade and lobes lanceolate, elliptic, ovate, or obovate, glabrous and abaxially with conspicuous glandular dots, base cuneate, apex obtuse or acute. Panicles lateral, 2-10 cm, usually many paired on upper parts of branches and in a large inflorescence; rachis, pedicel, and calyx glabrous. Pedicel 2-6 mm, slender. Calyx 1.5-2 mm. Corolla lilac or purple, 1-2 cm; tube subcylindric, 7-12 mm; lobes ovate to narrowly elliptic, spreading. Anthers yellow-green, inserted to 2 mm from mouth of corolla tube. Capsule slightly 4-angled, 0.8-1.5 cm, smooth. Fl. Apr-Jun, fr. Jun-Aug. 2n = 46*.

* Woods, steep slopes; 800-1200 m. E and S Gansu, E Qinghai, sometimes cultivated in N China