Cosmarium seelyanum Wolle 1883

Division     Charophyta
Class     Zygnematophyceae
Order     Desmidiales
Family    Desmidiaceae

    Cells small, length width almost equal measures 18–21 µm in length and 16–19 µm in width. Cells deeply constricted, sinus closed and round sinus ends. Semicell oblong and apex with 4 undulations; lateral margins with 2–3 undulations. Semicells covered with granules, semicircular in lateral view and elliptic in vertical view.


Thalli collected as plankton from freshwater water bodies.

Distribution in India

Tamil Nadu.