南方山荷叶 nan fang shan he ye

Diphylleia cymosa Michaux subsp. sinensis (H. L. Li) T. Shimizu.

Plants 40-80 cm tall. Petiole of lower leaf 7-20 cm, of upper leaf (2.5-)6-13 cm; blade peltate, reniform or reniform-orbicular to transversely oblong, 19-40 × 20-46 cm in lower leaf and 6.5-31 × 19-42 cm in upper leaf, abaxially whitish pubescent, sparsely so or subglabrous adaxially, 2-cleft with divisions undulate or shallowly 3-6-lobed, margin irregularly dentate with teeth apiculate. Inflorescence 4.2-35 cm including peduncle, 3.5-10 cm in diam.; branches pubescent or glabrescent in fruit; peduncle 3.5-28 cm, solitary, occasionally bifurcate. Pedicel 0.4-3.7 cm. Flowers (8-)15-51. Outer sepals lanceolate to linear-lanceolate, 2.3-3.5 × 0.7-1.2 mm; inner sepals broadly elliptic to subcircular, 4-4.5 × 3.8-4 mm. Outer petals narrowly to broadly obovate, 5-8 × 2.5-5 mm; inner petals narrowly elliptic to narrowly obovate, 5.5-8 × 2.5-3.5 mm. Stamens ca. 4 mm; laminar filaments 1.7-2 mm; anthers ca. 2 × 0.6 mm. Ovary ellipsoid, 3-4 × 1.8-2 mm; ovules 5-11; style absent or represented by slight constriction at summit of ovary; stigma ca. 0.3 × 1 mm. Berry dark blue or purplish black, slightly pruinose, globose to broadly ellipsoid, 1-1.5 cm × 6-10 mm. Seeds 2-4, ovoid. Fl. May-Jun, fr. Jul-Aug. 2n = 12*.

● Moist deciduous and coniferous forests, thickets, bamboo thickets; 1900-3700 m. Gansu, Hubei, Shaanxi, Sichuan, Yunnan.