毛叶水栒子 mao ye shui xun zi

Cotoneaster borealichinensis (Hurusawa) Hurusawa; C. multiflorus Bunge var. borealichinensis Hurusawa.

Shrubs deciduous, erect, 2–4 m tall. Branchlets brownish or grayish brown, terete, slender, initially densely pubescent, gradually glabrescent. Petiole 4–7 mm, puberulous; stipules lanceolate, pubescent, usually glabrescent; leaf blade ovate or rhombic-ovate to elliptic, 2–4 × 1.2–2 cm, abaxially pubescent, without glaucous bloom, adaxially glabrous or initially puberulous, base broadly cuneate, apex acute or obtuse. Corymbs 1.5–2.5 cm, many flowered; rachis and pedicels villous; bracts linear, villous. Pedicel 4–6 mm. Flowers 8–10 mm in diam. Hypanthium campanulate, abaxially pilose. Sepals triangular, shorter than petals, apex acute. Petals spreading, white, ovate or suborbicular, 3–5 × 2.5–4 mm, base shortly clawed, apex obtuse or somewhat emarginate. Stamens 15–20, shorter than petals. Ovary pubescent apically; styles 2, free, not exceeding stamens. Fruit bright red, subglobose, 6–7 mm in diam.; pyrenes usually 2, united into 1. Fl. May–Jun, fr. Aug–Sep.

Rock crevices, thickets; 900--2000 m. Gansu, Hebei, Henan, Nei Mongol, Ningxia, Qinghai, Shaanxi, Shanxi, Sichuan, Xinjiang, Xizang [C Asia].