Phylum: Charophyta Family: Desmidiaceae
Micrasterias oscitans Ralfs
First described by Ralfs (1848) in collaboration with Jenner (1845) A flora of Tunbridge Wells. Jenner (1803-1872) was the artist for Ralfs' seminal work. It was thought to be a rare desmid then and the Wests (1905) note "… is exceedingly rare and we have only found it on three occasions.". An acidophile of moorland bogs.
Ralfs, J. (1848) The British Desmidieae
West, W. & West, G.S. (1905) A Monograph of the British Desmidiaceae, Volume 2
John, D.M. & Williamson, D.B. (2009) A Practical Guide to the Desmids of the West of Ireland
Coesel, P.F.M. & Meesters, K.J. (2007) Mesotaeniaceae and Desmidiaceae of the European Lowlands