SMILACACEAE,  Catbrier family

Herbaceous or woody, twining or climbing by stipule-tendrils; leaves relatively broad and net-veined, petioled; blades longitudinally ribbed, ovate, alternate; flowers small, monosporangiate. in small umbels; perianth yellow-green, segments separate, about 6 mm long; carpellate flowers with 1-6 vestigial stamens; stigmas 3 or 1, sessile or nearly so; (fruit a berry. black. (Often incl. in Liliaceae)