194. Rubus calycinus Wallich ex D. Don, Prodr. Fl. Nepal. 235. 1825.
齿萼悬钩子 chi e xuan gou zi
Dalibarda calycina (Wallich ex D. Don) Seringe.
Herbs creeping, 15–20 cm tall, main stems creeping, to 2–3 m long, rooting at nodes, with erect sparsely branched or unbranched laterals. Stems with sparse, needle-like prickles or nearly unarmed, with sparse hairs. Leaves simple; petiole 5–10 cm, villous, with needle-like prickles; stipules ovate, rarely obovate, 0.8–1.3 cm × 6–11 mm, margin shallowly coarsely serrate, rarely entire; blade orbicular-ovate or suborbicular, 2.5–6 cm in diam., both surfaces pilose when young, gradually glabrescent, hairy only along veins in age, abaxially with needle-like prickles along veins, base deeply cordate, margin undulate or shallowly 3–5-lobed, irregularly coarsely serrate, apex obtuse or rounded. Inflorescences usually terminal, 1- or 2-flowered; bracts ovate, 6–10 × 5–9 mm, coarsely serrate, very rarely entire. Pedicel 3–5 cm, usually villous, with needle-like prickles. Flowers to 3 cm in diam. Calyx abaxially with soft hairs and straight subulate prickles; tube broadly pelviform, 3.5–5 mm in diam.; sepals leaflike, narrowly ovate to elliptic, 0.8–1.4 cm × 6–11 mm, outer sepals broader, pinnately lobed or incised-serrate, inner sepals narrower, apex or margin coarsely incised-serrate, sometimes entire. Petals white, obovate to elliptic, slightly shorter than sepals, adaxially puberulous, base clawed. Stamens ca. 30–40, shorter than petals; filaments to 6 mm; anthers ca. 1 mm. Pistils ca. 30–50(–70), slightly shorter than stamens; ovary glabrous; styles to 5 mm, glabrous. Aggregate fruit red to dark red, globose, 0.9–1.4 cm in diam., consisting of few drupelets, enclosed in persistent calyx; pyrenes 3–4 mm, rugulose. Fl. May–Jun, fr. Jul–Aug.
Slopes, forests, forest margins; 1200--3000 m. Sichuan, S Xizang, Yunnan [Bhutan, NE India, Indonesia (Java), N Myanmar, Nepal, Sikkim].