Cosmarium pseudoretusum var. inaequalipellicum (West & G.S.West) Willi Krieger & Gerloff 1962


Division     Charophyta
Class     Zygnematophyceae
Order     Desmidiales
Family    Desmidiaceae

    Cells medium size, longer than broad; cells deeply constricted, sinus linear, closed for the greater part. Cell measures 22-32 μm length, 19-26 μm breadth Semicells pyramidal, cell wall smooth, entire with straight to concave sides, basal angles papillate, other angles broadly rounded.


Ecology

Epiphytic and it prefers oligo-mesotrophic water bodies.


Distribution in India

Tamil Nadu.