Bryonia L.

Tutin, T. G., Heywood, V. H., Burges, N. A., Moore, D. M., Valentine, D. H., Walters, S. M. & Webb, D. A., 1981, Flora Europaea. Volume 2. Rosaceae to Umbelliferae, Cambridge University Press : 297

3. Bryonia L. 2

Monoecious or dioecious. Perennial hispid-papillose herbs with tuberous roots. Stems climbing by means of unbranched tendrils. Flowers greenish-white, in axillary, racemose panicles or subumbellate fascicles; calyx shortly campanulate, 5-dentate; corolla almost rotate, deeply 5-fid. Stamens 3. Female flowers with 3-5, often almost obsolete staminodes. Seeds few.

Often monoecious; stigma glabrous; berry black 1. alba Always dioecious; stigma papillose-hairy; berry red 2. eretica