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Cosmarium subtumidum var. groenbladii Desmid Species Outer Hebrides

Alage Outer Hebrides logo  Algae Outer Hebrides

Phylum: Charophyta   Family: Desmidiaceae

Cosmarium subtumidum var. groenbladii  Croasdale

Differs from the nominate variety in that the semicells are rounded rectangular to hexagonal in outline - Coesel & Meesters (2007). It also has a slightly greater length/breadth ratio than the nominate

Coesel, P.F.M. & Meesters, K.J. (2007) Mesotaeniaceae and Desmidiaceae of the European Lowlands
John, D.M. & Williamson, D.B. (2009) A Practical Guide to the Desmids of the West of Ireland