130. Rubus buergeri Miquel, Ann. Mus. Bot. Lugduno-Batavi. 3: 36. 1867.
寒莓 han mei
Rubus bodinieri H. Léveillé & Vaniot; R. buergeri var. pseudobuergeri (Sasaki) Y. C. Liu & Yang; R. pseudobuergeri Sasaki; R. shimadae Hayata.
Shrubs erect to creeping. Stems often rooting at nodes; stolons to 2 m, brownish to reddish brown, stolons and flowering branchlets densely tomentose-villous, unarmed or with sparse, minute prickles. Leaves simple; petiole 4–9 cm, densely tomentose-villous, sometimes with sparse prickles; stipules caducous, free, 7–10 mm, palmatipartite or pinnatipartite, lobes linear or linear-lanceolate, soft hairy; blade ovate to suborbicular, 5–11 cm in diam., palmately 5-veined, lateral veins 2 or 3 pairs, prominently raised abaxially, abaxially densely tomentose, with soft hairs along veins when young, hairs deciduous in age, adaxially slightly soft hairy or only hairy along veins, base cordate, margin 5–7-lobed, lobes unevenly sharply serrate, apex obtuse, rarely acute. Inflorescences terminal or axillary, short subracemes, 4–6 cm, few flowered, or flowers several in clusters in leaf axils; rachis and pedicels densely tomentose-villous, with sparse prickles or not; bracts 7–9 mm, palmatipartite or pinnatipartite; lobes linear, villous. Pedicel 5–9 mm. Flowers 6–10 mm in diam. Calyx abaxially yellowish villous and tomentose; sepals erect in fruit, rarely reflexed, lanceolate or ovate-lanceolate, 5–9 × 3–5 mm, apex acuminate; outer sepals often lobed apically, inner sepals entire. Petals white, obovate, nearly as long as or slightly longer than sepals, glabrous, apex erose. Stamens many, shorter than petals; filaments linear, glabrous. Pistils glabrous, longer than stamens. Aggregate fruit purplish black, subglobose, 6–10 mm in diam., glabrous; pyrenes coarsely rugose. Fl. Jul–Aug, fr. Sep–Oct. 2n = 42*, 56*.
Broad-leaved forests, mixed forests in mountainous regions; Low to medium elevations. Anhui, Fujian, Guangdong, Guangxi, Guizhou, Hubei, Hunan, Jiangsu, Jiangxi, Sichuan, Taiwan, Yunnan, Zhejiang [Japan, Korea].