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GREATER PERIWINKLE Vinca major (Apocynaceae) Height to 1m. Woody, trailing evergreen perennial of woods and hedges. FLOWERS are 4-5cm across with 5 bluish violet lobes that are acutely truncated on the outer margin; on slender stalks, the calyx lobes having hairy margins (Mar-May). FRUITS are capsules. LEAVES are ovate, shiny, dark green, stalked and in opposite pairs. STATUS-Naturalised.