In this article we will discuss about the external, internal and reproductive structures of rhynia. External Structure of Rhynia: The plants of Rhynia were herbaceous. R. major was 50 cm. in height and 1.5 to 6 mm in diameter whereas R. gwynne-vaughani was only about 20 cm. in height and 1 to 3 mm in diameter. The plant body was [...]
In this article we will discuss about:- 1. Habit and Habitat of Nephrolepis 2. External Features of Nephrolepis 3. Internal Structure 4. Reproduction. Habit and Habitat of Nephrolepis: Nephrolepis (Nephros, kidney; lepis, the indusium kidney-shaped and scale like) is represented by about 30 species. These species are distributed in the tropics of the entire world. About five species [N.cordifolia (Fish [...]
In this article we will discuss about:- 1. Habit and Habitat of Lycopodium 2. External Morphology of Lycopodium 3. Internal Structure 4. Reproduction 5. Morphological Nature of Protocorm 6. Economic Importance 7. Life Cycle Patterns. Habit and Habitat of Lycopodium: Lycopodium is commonly known as 'club moss' due to their moss like appearance and club shaped strobili. It has about [...]