| Division | Chlorophyta |
| Class | Trebouxiophyceae |
| Order | Chlorellales |
| Family | Chlorellaceae |
Colonies nearly and of 4-64 or more cells. Cells spherical to ovoid, with a single parietal cup-shaped chloroplast having a single pyrenoids. Cells, 4-10μm in diameter. Colonies up to about 64µm in diameter.
Ecology
It is freshwater plankton in eutrophic lakes, agricultural reservoirs and ponds.
Distribution in India
Kurnool, Andhra Pradesh; Dibrugarh and Sibasagar, Assam; River Sone, Dehri, Bihar; Chalakudi, Ochira, Trichur, Trivandrum Kerala; Mysore, Karnataka; Bhopal, Madhya Pradesh; Cuttack, Linghipur, Puri, Sambalpur, Odisha; Cooum River, Chennai, Mahabalipuram, Kanya Kumari, Vellore, Tamil Nadu; Hyderabad, Telangana; Barrackpore, West Bengal.