Cosmarium

Cosmarium

Scientific classification
Domain:	Eukaryota
Kingdom:	Plantae
Division:	Charophyta
Class:	Zygnematophyceae
Order:	Desmidiales
Family:	Desmidiaceae
Genus:	Cosmarium
Species
C. angulosum C. auriculatum C. bioculatum C. bisphaericum C. blyttii C. borgesenii C. botrytis C. contractum C. costatum C. cucumis C. debaryi C. dentatum C. depressum C. dilatatum C. elegantissimum C. exiguum C. fontarabiense C. fontrabiense C. formosulum C. furcatospermum C. granatum C. hammeri C. humile C. impressulum C. isthmium C. laeve C. levinotabile C. lundellii C. norimbergense C. obsoletum C. obtusatum C. ovale C. pachydermum C. pseudoconnatum C. quadrum C. rectangulare C. reniforme C. sexangulare C. sp. ACKU 1232 C. subcostatum C. subcucumis C. subprotumidum C. subtumidum C. succisum C. tenue C. tetragonum C. trilobulatum C. tumidum C. undulatum

In taxonomy, Cosmarium is a genus of green algae, specifically of the Desmidiaceae.

In this complex genus the cells are very variable. All are constricted in the middle leading to its bi-lobed appearance.