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Micrasterias papillifera </em>var. <em>pseudomurrayi Desmid Species Outer Hebrides

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Phylum: Charophyta   Family: Desmidiaceae

Micrasterias papillifera var. pseudomurrayi Laporte 1931

Differs from the nominate variety in having all the incisions open. There are many intermediate forms which are difficult to determine so how much value can be afforded to pseudomurrayi is debatable. Found in mesotrophic waters.

References: 
Laporte, L.-J. (1931) Recherches sur la biologie et la systématique des Desmidiées.
Ružicka, J. (1981) Die Desmidiaceen Mitteleuropas, Volume 1, Part 2.
Coesel, P.F.M. & Meesters, K.J. (2007) Mesotaeniaceae and Desmidiaceae of the European Lowlands.

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