Sparganium emersum - Unbranched Bur-reed

Phylum: Magnoliophyta - Class: Equisetopsida - Order: Poales - Family: Sparganiaceae

Unbranched bur-reed, Sparganium emersum


Unbranched Bur-reed can reach a height of a metre or so above the water surface. The flower stalk is unbranched (unlike its relative Branched Bur-reed in which branched stems bear the flowers). Each unbranched stem bears four or five female flower clusters, some of which may have stalks, below an array of smaller male flower clusters.

Male flowers of Sparganium emersum


This water-plant can be found in southern and central Britain and in someparts of Ireland. Sparganium emersum is native to temperate regions of Europe, Asia and North America.

Female flowers of Sparganium emersum


This uncommon to rare plant is found growing in the water at the edges of lakes and slow-flowing rivers,

The pictures shown on this page were taken at Kenfig National Nature Reserve in South Wales during July.

Please Help Us: If you have found this information interesting and useful, please consider helping to keep First Nature online by making a small donation towards the web hosting and internet costs.

Any donations over and above the essential running costs will help support the conservation work of Plantlife, the Rivers Trust and charitable botanic gardens - as do author royalties and publisher proceeds from books by Pat and Sue.

© 1995 - 2022 First Nature: a not-for-profit volunteer-run resource

Please help to keep this free resource online...

Terms of use - Privacy policy - Disable cookies - Links policy