Seasonal Wild Flowers

Flowering-rush

Butomus umbellatus

Butomaceae

July to September

It is found throughout the country except for parts of the

North and the Southwest.

See the BSBI distribution map for Flowering-rush

It grows submerged by the edge of freshwater rivers,

lakes, canals, ditches and in swamps.

Flowering-rush is a native, rhizomatous perennial herb

growing up to 150cm.

Flowers are in large umbels with longish pedicels up to

10cm long.

The flowers are up to 2.5cm with 3 rose pink petals and

3 slightly smaller sepals.

There are 6-9 stamens and 6-9 carpels.

Leaves are as tall as the flowers and are slightly twisted.

It reproduces from buds on the rhizome.

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Flowering-rush by the Lancaster canal

Multiple stamens

Pink purple carpels with styles

Flower umbel and twisted leaves

Flowerheads and leaves