or perennial trailing herbs. Leaves angular, dentate, palmately 3-7 lobed.
Tendrils simple. Flowers yellow, monoecious, rarely dioecious. Male flowers: in
fascicles, calyx tube campanulate, 5-lobed, lobes subulate, corolla 5-partite,
lobes oblong or ovate, stamens 3, free, filaments short, one 1-locular,
remaining two 2-locular. Female flowers: solitary or fascicled, calyx and
corolla as in male, staminodes 3, ovary globose or subcylindric, stigmas 3-5.
Fruits polymorphous, fleshy, indehiscent, smooth or verrucose, many-seeded.
Seeds ovate to oblong, compressed.