A number of stationary unicellular algae without flagella join together to form a pentagonal or hexagonal colony. This is called stationary uncovered colony. It is not covered by gelatin coating. Eg- Pediastrum, Hydrodictyon, Scenedesmu etc.
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A number of stationary unicellular algae without flagella join together to form a pentagonal or hexagonal colony. This is called stationary uncovered colony. It is not covered by gelatin coating. Eg- Pediastrum, Hydrodictyon, Scenedesmu etc.