A preliminary survey of pollution tolerant aquatic plants of kolong river, Nagaon, Assam

Abstract

The present communication deals with the study of pollution tolerant aquatic plants of river Kolong, flows through several heavily populated urban sites of Nagaon District. The study reveals enumeration of 54 species of angiosperm followed by 4 species of pteridothytes was reported. Among the identified species Eichhornia crassipes is the most dominant followed by Alternenthera phyloxeroides and Polygonum glabra.