Unicellular Charophyte Green Algae (IMAGE) Cell Press Caption This is a photo of a desmid, a unicellular charophyte green algae that has lost all traces of flagella in its life cycle. Credit Gert Hansen, SCCAP, Copenhagen Usage Restrictions Credit Required. License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.