Habitats:
Fens, marshes, riversides, roadsides, waterside, woodland.
Clusters of creamy-white flowers, sometimes tinged pink. Flowers measure up to 4cm across. Pollinated by bees, flies, butterflies and moths.
Fruit:
A flattish, blunt seed (achene), about 5mm long. The seed has a tuft of feathery hairs at one end. The seeds ripen from August to October.