Occurrence and Distribution: This is a cosmopolitan fern being distributed in almost all geographical regions. Pteris however, prefers tropical and sub-tropical climates. Plants usually grow in well drained places or in the crevices of rocks. They are very common along the slopes of hills and can be seen even at 1200 metres above sea level. There are about 250-280 species [...]
In this article we will discuss about:- 1. Occurrence and Distribution of Selaginella 2. Sporophyte of Selaginella 3. Gametophyte 4. Phylogeny. Occurrence and Distribution of Selaginella: Selaginella is commonly called the spike moss. It includes over seven hundred species and reported practically from all parts of the world. Majority of the species occur in tropical rain forests and form a [...]
In this article we will discuss about:- 1. Introduction to Pteropsida (Ferns) 2. Plant Body of Pteropsida (Ferns) 3. Gametophyte 4. Classification 5. Phylogeny. Introduction to Pteropsida (Ferns): Pteropsida represent the most highly evolved group among the lower vascular plants. In this group are included some of the most beautiful, and most familiar plants called Ferns which are the joy [...]