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LARGE BINDWEED Calystegia silvatica (Convolvulaceae) Climbing, to 2-4m. Vigorous, hairless perennial that is similar to Hedge Bindweed; subtle differences in flower structure allow separation. Grows on disturbed ground and roadside verges, twining around other plants to assist its progress. FLOWERS are 6-7cm across, white and funnel-shaped (Jun-Sep); the 2 epicalyx bracts overlap one another and conceal the sepals. FRUITS are capsules. LEAVES are arrow-shaped and up to 12cm long. STATUS-Naturalised, mainly in the where it is locally common.