Unbranched Bur-reed - Sparganium emersum

Description

Medium height plant, with erect or floating stems. Leaves triangular in section not keeled. Inflorescence simple, unbranched, female clusters 3 to 6 the lowermost often stalked. Male clusters 3 to 10 separate from one another like the female, style straight.

More often recorded as floating leaves; sometimes reluctant to flower, and flowers often part submerged in water

 

Identification difficulty
Habitat

Freshwater margins.

When to see it

July and August.

Life History

Perennial.

UK Status

Widespread in Britain but not as common as Branched Bur-reed.

VC55 Status

Occasional in Leicestershire and Rutland. In the 1979 Flora survey of Leicestershire it was found in 49 of the 617 tetrads.

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Leicestershire & Rutland Map

MAP KEY:

Yellow squares = NBN records (all known data)
Coloured circles = NatureSpot records: 2020+ | 2015-2019 | pre-2015

UK Map