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

30. Stephania longipes H. S. Lo, Bull. Bot. Res., Harbin. 2(1): 54. 1982.

长柄地不容 chang bing di bu rong

Herbaceous and deciduous vines, glabrous. Branches and leaves containing red juice, light brown when dry; branchlets longitudinally striate. Petiole very long, rarely less than 2 × as long as leaf blade; leaf blade triangular-rotund, 9-15 × 8-14 cm, papery, dark green when dry, base subtruncate to slightly emarginate, margin horned- or repand dentate, apex acute, sometimes slightly obtuse and minutely cuspidate, rarely entire, palmately 10- or 11-veined, reticulation not raised but brown and conspicuous. Inflorescences compound umbelliform cymes, axillary. Male inflorescences slightly fleshy; peduncle 3-4 cm; umbellet pedicels 5-7, ca. 1.5 cm, very flattened, barred and transparent when dry; pedicel 3-5 mm. Male flowers: sepals 6-8, margin membranous and transparent, purplish brown near midrib when dry, cuneate, 1.2-1.5 mm; petals 3 or 4, slightly fleshy, broadly cuneate and slightly rounded, 0.8-1 mm, flat; synandrium with very short stalk or subsessile. Female inflorescences with peduncle 4-11 cm; umbellet pedicels 10-12, 8-15 mm; cymelet pedicel ca. 3 mm. Female flowers: sepal 1, minute; petals 2, minute; carpel glabrous. Infructescences with conspicuous umbellet pedicels slightly sparse; fruiting pedicels not fleshy. Drupes ?obovoid; endocarp 5-6 × 3.5-4 mm. Fl. Jun.

● Shrublands, rock fissures. SW Yunnan.


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