细梗勾儿茶 xi geng gou er cha

Shrubs erect, low, ca. 1 m tall. Branchlets yellow-green, smooth, glabrous. Leaves dimorphic; stipules lanceolate, ca. 4 mm, membranous, persistent; petiole 3-7 mm, slender, glabrous; leaf blade abaxially greenish, adaxially green, oblong-elliptic or ovate-oblong, larger ones 12-20 × 8-13 mm, smaller ones 6-10 × 4-6 mm, thinly papery, both surfaces glabrous, lateral veins 5 or 6(or 7) pairs, base rounded or subrounded, apex obtuse, mucronulate. Flowers yellow-green, glabrous, solitary or 2- or 3-fascicled in axils of leaves. Pedicel 4-9 mm, slender. Sepals triangular, ca. 2 mm, apex acuminate. Petals white, subovate, very small, apex acuminate, rarely 2-fid. Stamens slightly shorter than petals. Drupe subcylindric, 5-6 mm, ca. 3 mm in diam., with persistent disk and calyx tube at base; fruiting pedicel 7-11 mm. Fl. Jun, fr. Jul-Oct.

● Sparse forests on slopes; 2100-3100 m. S and SE Xizang.