In this article we will discuss about:- 1. Occurrence of Isoetales 2. Sporophyte of Isoetales 3. Gametophyte 4. Phylogeny. Occurrence of Isoetales: The genus Isoeles has about 65 species reported from many parts of the world. In our country also Isoeles is represented by many species. Panigrahi (1981) has reported the occurrence of nine species […]