In this article we will discuss about heterospory and seed habit in pteridophytes. Heterospory in Pteridophytes: Most of the Pteridophytes produce one kind of similar spore. Such Peridophytes are known as homosporous and this phenomenon is known as homospory. However, there are some Pteridophytes which produce two different types of spores (differing in size, structure […]
Heterospory and Seed Habit in Pteridophytes | Botany
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Structure of Rhynia (With Diagram) | Pteridophytes
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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 […]
Nephrolepis: Habitat, External Features and Reproduction
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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. […]
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