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Cosmarium costatum </em>var.<em> gutwinskii Desmid Species Outer Hebrides

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Phylum: Charophyta   Family: Desmidiaceae

Cosmarium costatum var. gutwinskii Croasdale

A rare taxon which probably has an arctic-alpine distribution. A recent find has shed more light on its cell strcture suggesting it has little affinity with Cosmarium costatum. Kouwets (in manuscript) plans to raise it to species level.

Croasdale, H. (1956) Freshwater Algae of Alaska I. Some Desmids from the Interior. Part 2: Actinotaenium, Micrasterias and Cosmarium
Kouwets, F.A.C. (in manuscript) European Flora of the Desmid Genus Cosmarium