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FOC | Family List | FOC Vol. 7 | Menispermaceae | Pycnarrhena

2. Pycnarrhena poilanei (Gagnepain) Forman, Kew Bull. 26: 407. 1971.

硬骨藤 ying gu teng

Pridania poilanei Gagnepain in Lecomte, Fl. Gen. Indo-Chine, Suppl. 1: 126. 1938; P. petelotii Gagnepain.

Woody vines or scandent shrubs, 2-3 m tall or taller. Branches terete, striate, puberulent or subglabrous. Leaves usually inconspicuously peltate; petiole slender, straight, slightly swollen at apex; leaf blade ovate or elliptic-ovate, sometimes broadly ovate, 9-16 × 3-6 cm, papery, adaxially glabrous, base broadly cuneate, rounded, or sometimes truncate, apex long acuminate, lateral veins 7-10 pairs, conspicuously joined near margin, conspicuously raised abaxially, impressed adaxially. Inflorescences axillary, solitary or fasciculate, cymose, lax, few flowered; peduncles 2-3.5 cm, puberulent. Male flowers: pedicel to 3 mm; sepals 6-9, outer whorl minute, ca. 0.5 mm, inner elliptic or broadly elliptic, 2-2.8 mm; petals 4 or 5, ovate, ca. 1.5 mm, shortly clawed; synandrium 1.5-1.8 mm, with 8-11 anthers. Female flowers: perianth not seen, carpels black, ca. 1 mm. Drupes red when dry, ellipsoid, 1.1-1.3 cm. Fl. summer, fr. autumn.

Dense low-altitude forests. S Hainan, S and SE Yunnan [Thailand, N Vietnam].


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