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

12. Cyclea tonkinensis Gagnepain, Bull. Soc. Bot. France. 55: 38. 1908.

南轮环藤 nan lun huan teng

Vines, herbaceous or slightly woody. Branches slender, striate, puberulent. Petiole 1.5-6 cm, densely puberulent; leaf blade narrowly peltate, insertion close to margin, broadly triangular-ovate or cordate, 4-10 × 2-7 cm or slightly longer, papery, abaxially slightly pale, both surfaces puberulent or adaxially subglabrous, base cordate to subtruncate, apex long acuminate, palmately usually 10-12-veined, prominent abaxially. Inflorescences thyrsoid, often racemose, axillary, solitary or didymous, narrow, slender, 6-12 cm; bracts puberulent. Male flowers: calyx inconspicuously 4-lobed, tube urceolate, black when dried, loosely pubescent, 1-2 mm; corolla cup-shaped or 2-4-parted almost to base, 0.3-0.5 mm; synandrium ca. 1.5 mm. Female flowers: sepals 2, saccate or deeply cucullate, 1.5-1.7 × ca. 0.5 mm, glabrous; petals 2, minute, broadly obdeltoid-cordate, ca. 0.4 mm, inserted at base of sepals; ovary glabrous. Drupes oblate, sparsely pubescent; endocarp ca. 3 × 3.5 mm, abaxially bearing 3 rows of tubercles. Fl. Sep-Nov, fr. Feb-Apr of following year.

Forests, shrublands. SW Guangxi, SE and SW Yunnan [Laos, N Vietnam].


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