Phylum: Charophyta Family: Mesotaeniaceae
Netrium digitus var. latum Hustedt
A relatively common and variable variety of the type species. Found in acidic habitats such as Sphagnum bogs
References:
Brook, A.J. & Williamson, D.B. (2010) A Monograph on some British Desmids
Coesel, P.F.M. & Meesters, K.J. (2007) Mesotaeniaceae and Desmidiaceae of the European Lowlands
John, D.M., Whitton, B.A. & Brook, A.J. (2011 second edition) The Freshwater Algal Flora of the British Isles