Archive | Botany

Life Cycle of Pogonatum (With Diagram) | Bryopsida

In this article we will discuss about the gametophytic phase, reproduction and sporophytic phase in the life cycle of pogonatum. This will also help you to draw the life cycle of pogonatum. Gametophytic Phase of Pogonatum :                                                                                                                          (i) External Features of Gametophyte: The plants are perennial, erect gametophytes and can be differentiated into two regions: (a) Rhizome (b) Rhizoids (a) [...]

By |2016-09-16T07:20:57+00:00September 16, 2016|Bryophytes|Comments Off on Life Cycle of Pogonatum (With Diagram) | Bryopsida

Life Cycle of Marchantia (With Diagram) | Hepaticopsida

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 [...]

By |2016-09-16T07:20:52+00:00September 16, 2016|Bryophytes|Comments Off on Life Cycle of Marchantia (With Diagram) | Hepaticopsida

Characteristics of Pteridophyta | Botany

The Pteridophyta, commonly called vascular cryptogams, are represented by more than about 10,000 species, and are characterized by the following peculiarities: 1. Members of this group are most primitive living vascular plants such as Selaginella, Lycopodium, Equisetum etc., and also fossil vascular plants such as Rhynia, Horneophyton, Asteroxylon, etc. 2. Most of the plants prefer to grow in cool and [...]

By |2016-09-16T07:08:33+00:00September 16, 2016|Pteridophyta|Comments Off on Characteristics of Pteridophyta | Botany
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