Vegetation Science Group

Department of Botany and Zoology | Faculty of Science | Masaryk University

Vegetation of the Czech Republic

Association MCA07
Acoretum calami Dagys 1932

Acoretum calami

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This association includes stands of Acorus calamus, a neophyte of eastern Asian origin, which has been deliberately introduced or has spread spontaneously into mesotrophic to hypertrophic wetlands, such as small fishponds, oxbows and alluvial pools. Water depths are 10–40(–100) cm. This vegetation occurs in lowland and colline areas across the Czech Republic.

Orig. (Dagys 1932): Acoretum Calami

Syn.: Acoretum calami Eggler 1933

Diagnostic species: Acorus calamus

Constant species: Acorus calamus

Dominant species: Acorus calamus, Lemna minor

Formal definition: Acorus calamus cover > 25 % NOT Carex acuta cover > 50 % NOT Carex diandra cover > 50 % NOT Glyceria maxima cover > 25 %

Source: Šumberová K. (2011): MCA07 Acoretum calami Dagys 1932. In: Chytrý M. (ed.), Vegetace České republiky. 3. Vodní a mokřadní vegetace [Vegetation of the Czech Republic 3. Aquatic and wetland vegetation]. Academia, Praha, pp. 417-419.