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

22. Stephania lincangensis H. S. Lo & M. Yang, Guihaia. 8: 311. 1988.

临仓地不容 lin cang di bu rong

Herbaceous vines, glabrous except inflorescences. Roots tuberous, huge. Stems becoming black when dry. Petiole slightly longer than leaf blade; leaf blade oblate or subtriangular in outline, 5-7 × 5-7.5 cm, papery, abaxially dark gray, adaxially black, base subtruncate or slightly emarginate, occasionally cordate, margin usually dentate, apex usually mucronate, palmately 9-11-veined, conspicuous abaxially. Male inflorescences compound umbelliform cymes, axillary, seldom few on short axillary branches; peduncle slender, 2-6 cm; umbellet pedicel usually 3-5, slender, 0.8-1.5 cm, sometimes sparsely hispidulous; bracts and bracteoles linear, 1.5-2 mm, usually hispidulous. Male flowers: sepals 6, subelliptic, ca. 1.2 × 1 mm, margin involute when blooming; petals 3, ca. 0.7 × 1 mm, with 2 glands at base inside; synandrium shorter than petals. Female flowers and fruits unknown. Fl. Jun.

● Shrublands on sunny slopes. Yunnan (Lincang).


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