Skye Flora

Common Clubrush


Schoenoplectus lacustris agg

Other name: Scirpus lacustris.  Includes S tabernaemontani which is sometimes treated as a separate species.

Schoenoplectus lacustris

Photo © Carl Farmer
12 Jul 2003 Suardal

Frequent in lochs and slow-moving parts of rivers.

Stems c 1-3 metres tall.  Spikelets c 5-12 mm long.

Skye ID: A very tall rush- or reed-like plant with a loose infloresence consisting of many compact clusters of dark brown egg-shaped spikelets.  Stems round in cross-section.  In Sea Clubrush, the only similar species, they are sharply triangular.

Other features: Grows in dense stands, creating large areas of cover in the water.  Flowers have 3 styles.  Ssp tabernaemontani occurs in brackish water and is only known from one place on Skye; its stems are glaucous and its flowers have 2 styles.

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Schoenoplectus lacustris

Photo © Carl Farmer
12 Jul 2003 Suardal

  Schoenoplectus lacustris

Photo © Carl Farmer
12 Jul 2003 Suardal

 

Schoenoplectus lacustris

Photo © Carl Farmer
12 Jul 2003 Suardal

  Schoenoplectus lacustris

Photo © Carl Farmer
12 Jul 2003 Suardal

     

Back to species list