Diversity of the Genus Cosmarium (Desmidiaceae) from Saharanpur, Uttar Pradesh, India

In the present exploration total of 14 Cosmarium species have been reported from nine sites of district Saharanpur (U.P.), India. Sampling was done from the Hindon River (a tributary of the Yamuna River). In this exploration, Cosmarium awadhense was more dominant, while Cosmarium isthmochondrum var. isthmochondrum and Cosmarium subalatum recorded only single site. S1 24%, S2 19%, S3 16%, S4 3%, S5 not reported (0%), S6 11%, S7 6%, S8 16%, S9 5% species of Cosmarium was reported.