白毛花楸 bai mao hua qiu

Shrubs or small trees, (2–)5–8 m tall. Branchlets purplish brown, terete, initially grayish white pilose, glabrous when old, with few lenticels; buds oblong-ovoid, apex acute; scales few, brown, brown pilose. Leaves imparipinnate, together with rachis 7–10 cm; petiole 1–2 cm; stipules lanceolate, 4–5 mm, margin entire, subherbaceous; rachis abaxially grooved, narrowly winged, gray white pilose when young, glabrescent; leaflet blades (9–)12–17-paired, at intervals of 5–8 mm, oblong or ovate-oblong, 1–2 cm × 4–6 mm, both surfaces white pilose when young, glabrescent, base broadly cuneate or subrounded, with 5–10 teeth per side, entire basally, apex acute. Compound corymbs many flowered; rachis and pedicels white pilose; bracts linear or lanceolate, 3–4 mm, margin entire. Pedicel 4–7 mm. Flowers 5–7 mm in diam. Hypanthium campanulate, abaxially white pilose. Sepals triangular, apex acute. Petals pink to reddish purple, suborbicular, 3–4 mm in diam., glabrous, base shortly clawed. Stamens ca. 20; somewhat shorter than petals. Styles 3–5, nearly as long as stamens, base pubescent; stigma pubescent. Fruit red, ovoid-globose, 6–8 mm in diam., with persistent erect sepals. Fr. Aug.

Coniferous forests on slopes, cut-over lands; 3300--4100 m. S Xizang.