Oocystis

Oocystis
Oocystis borgei
Scientific classification
Clade: Viridiplantae
Division: Chlorophyta
Class: Trebouxiophyceae
Order: Chlorellales
Family: Oocystaceae
Genus: Oocystis
Nägeli ex A. Braun, 1855
Type species
Oocystis naegelii
A.Braun
Species
  • O. heteromucosa
  • O. marssonii
  • O. solitaria
  • O. nephrocytioides
  • O. sp. AN 2/29-4
  • O. sp. Tow 6/3 P-10w
  • O. lacustris
  • O. sp. WH
  • O. apiculata

Oocystis is a planktonic genus of mostly freshwater green algae of the family Oocystaceae. It is the type genus of its family. Oocystis is mostly found in freshwater habitats and has a cosmopolitan distribution. A few species are found in terrestrial, such as wet rocks, or in marine waters.