In this article we will discuss about:- 1. History of Bryophytes 2. Origin of Bryophytes 3. Meaning 4. Characteristics 5. Vegetative Reproduction 6. Ecological Importance 7. Affinities 8. Life Cycle. History of Bryophytes: The fossil history of the bryophytes is very meagre due to the fragile nature of the plant body. The stems orthalli do not possess lignified vascular tissue [...]
In this article we will discuss about the vegetative and sexual modes of reproduction in Anthoceros with the help of diagrams. Vegetative Reproduction in Anthoceros: Vegetative Propagation takes Place by the following Four Methods: (a) By Progressive Death and Decay of the Older Parts of the Thallus (Fragmentation): Vegetative reproduction often rakes place by the decay of the older [...]
In this article we will discuss about the structure of Pogonatum with the help of diagrams. External Features of Pogonatum: The gametophyte is perrenial, differentiates into a rhizomatous basal portion and aerial upright shoots (Fig. 6.54A). The basal portion bears numerous rhizoids. The rhizoids are multicellular, elongated, thick-walled with oblique septa and are twisted together in a rope-like manner to [...]