In this article we will discuss about the gametophytic phase, reproduction and sporophytic phase in the life cycle of marchantia. Gametophytic Phase of Marchantia: External Features of Gametophyte: The plant body is gametophytic, thalloid, flat, prostrate, plagiotropic, 2-10 cm. long and dichotomously branched (Fig. 1 A). Dorsal surface: Dorsal surface is dark green. It has a conspicuous midrib and a [...]
In this article we will discuss about the structure of Marchantia with the help of diagrams. External Structure of Marchantia: The gametophyte of Marchantia is a dichotomously branched, prostrate, dorsiventral thallus (Fig. 6.8). The dorsal surface of the thallus shows many regular rhomboidal or polygonal areas (Fig. 6.9A). Each area has a pore at the center. A distinct median groove [...]
In this article we will discuss about the vegetative and sexual modes of reproduction in Marchantia. Vegetative Reproduction in Marchantia: Vegetative propagation of Marchantia takes place by the following methods: (a) By progressive Death and Decay of the Thallus: Like Riccia, the vegetative propagation of Marchantia is quite common which takes place by the unlimited growth of the branches and [...]