In this article we will discuss about:- 1. Occurrence and Distribution of Osmunda 2. Sporophyte of of Osmunda 3. Gametophyte 4. Phylogeny. Occurrence and Distribution of Osmunda: Osmunda, the royal fern is a common member of the green house. It is commonly cultivated in gardens for its beautiful, attractive, lush green foliage. Smith (1955) mentions about 12-14 species as belonging [...]
In this article we will discuss about:- 1. Occurrence and Distribution of Hymenophylum 2. Sporophyte of Hymenophylum 3. Gametophyte 4. Phylogeny. Occurrence and Distribution of Hymenophylum: Hymenophyllum is distributed in humid, tropical and warm temperate regions of the world. It is characteristically found in tropical rain forests. In the west land forests of New Zealand it is especially abundant. It [...]
After reading this article we will learn about:- 1. Sporophyte of Azolla 2. Gametophyte of Azolla 3. Phylogeny. Sporophyte of Azolla: The sporophyte is extremely small when compared with Marsilea and Salvinia. It is distinguishable into stem, leaves and roots. The stem is often called the rhizome. It is profusely branched and on its upper surface is covered with dense [...]