Common Name(s)	Black bryony
Latin Name	Tamus Communis
Description	This plant is not related to White Bryony. Dark green, heart shaped leaves greenish yellow flowers grow at the base of the leaves. Green berries develop in summer changing to black when ripe.
Hazards	All parts of the plant are poisonous including the tuber and roots.
Effects	Vomiting, diarrhoea, burning of the mouth, throat and digestive system resulting in blistering. Contact with the tuber and roots can cause swelling, redness and burning. Eating large amounts of the tuber can prove fatal.
Flowering Period	Summer flowers, berries in late summer.
Location	Common in Southern England, but less so from the Midlands northwards. Coils through trees, fences, hedges etc.