In this article we will discuss about the external features and internal structure of calamites. External Features of Calamites: The calamitean fossils range from pith casts, stems, twigs and leaves to strobili. The stem is known as Calamities, leafy twigs are called An nularia, and fructification is known as Calamostachys. The plant body of Calamites […]
Calamites: Features and Structure | Botany
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Hymenophylum: Distribution and Gametophyte | Botany
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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 […]
Equisetum: Occurrence and Phylogeny| Botany
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In this article we will discuss about:- 1. Occurrence and Distribution of Equisetum 2. Sporophyte of Equisetum 3. Gametophyte 4. Phylogeny. Occurrence and Distribution of Equisetum: Equisetum is popularly known as horsetail because of its bushy habit. There are about 25 species distributed in all parts of the world except perhaps in Australia and New […]
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