Family: Dioscoreaceae Black Bryony Tamus communis (Dioscorea communis) Flowering: May-July. Perennial. Native in GB and Channel Islands Prefers well-drained neutral to calcareous soil and grows in hedges, at the edge of woodland and on wasteground A dioecious hairless twining plant with heart-shaped leaves and tiny greenish-yellow flowers. Female flowers are in clusters, male flowers are in long racemes. Berries ripen from green to orange-red and are poisonous Similar White Bryony, Bryonia dioica

Black Bryony, Dioscorea communis
Badbury Rings, Dorset. June 2015