143652 GREAT WILLOWHERB Epilobium hirsutum (Onograceae) Height to 2m. Downy perennial with a round stem. Favours damp habitats such as fens and riverbanks. FLOWERS are 25mm across and pinkish purple with pale centres, and a 4-lobed stigma; in terminal clusters (Jul-Aug). FRUITS are pods that contain cottony seeds. LEAVES are broadly oval, hairy and clasping. STATUS-Widespread and common, except in the N.