Herbaceous vines, glabrous. Stems and branches slender, longitudinally striate. Petiole slender, usually longer or much longer than leaf blade; leaf blade triangular-oblate to rotund, repand or 3-5-lobed, 3.5-7.5 × 4-8 cm, papery, fine reticulation densely papuliferous, base subtruncate or emarginate, margin entire, apex obtusely rounded or abruptly acuminate, palmately 9-or 10-veined, slender. Male inflorescences compound umbelliform cymes, axillary or few on short branches twining and slightly fleshy; peduncle slightly slender, usually 1-2(-4) cm; umbellet pedicel 4-7, 0.3-1 cm; bracts linear; cymelets slightly dense. Male flowers: sepals 6 in 2 whorls, outer whorl oblanceolate, inner whorl obovate, 1.3-1.5 mm; petals 3, orangish yellow, conchiform, 0.6-1 mm, base slightly thickened, without gland, apex truncate or subtruncate; synandrium ca. 0.7 mm, anthers 6. Female inflorescences only seen in early stage, capitate; peduncle slightly stout, ca. 1 cm; umbellet pedicel and cymelets very short. Female flowers unknown. Drupes red, obovoid; endocarp 6-7 × 4-5 mm, with columnar ornamentation, each row of 20-25. Fl. Apr-May, fr. Jul.
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