West Highland Flora

Common Clubrush


Schoenoplectus lacustris agg

Other name: Scirpus lacustris.  Includes S tabernaemontani which is sometimes treated as a separate species. (will do separate page for it in due course)

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.

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.  The rare ssp tabernaemontani occurs in brackish water; its stems are glaucous and its flowers have 2 styles.

 

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

     

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