Archive | Plant Anatomy

Transverse Section of Petiole of Some Flowers | Plant Anatomy | Botany

In this article we will discuss about the transverse sections of petiole of some flowers:- 1. Cucurbita 2. Sunflower 3. Piper Betle 4. Waterlily. 1. Cucurbita: A transverse section through the petiole of Cucurbita shows the following anatomical fea­tures (Fig. 5.124): It is wavy in outline having distinct ridges and furrows and a large cavity at the centre. (i) Epidermis: [...]

By |2017-04-11T09:15:49+00:00April 11, 2017|Petioles|Comments Off on Transverse Section of Petiole of Some Flowers | Plant Anatomy | Botany

Symmetry of the Pollen and Spore Wall | Plants

In this article we will discuss about the symmetry of pollen and spore wall of plants. The term symmetry with relation to a pollen grain implies similarity of halves on either side of a median line or plane so far as aperture and ornamentation etc., are concerned. Most pollen and spores are symmetrical. As a rule, symmetric pollen and spores [...]

By |2016-12-12T06:55:55+00:00December 12, 2016|Plant Anatomy|Comments Off on Symmetry of the Pollen and Spore Wall | Plants

Difference between Pollen and Spore | Plants

The upcoming discussion will update you about the differences between pollen and spore. Difference # Pollen: 1. It is a container that houses male gametophyte of phanerogams. 2. The target of a pollen grain after transportation is stigma. 3. A pollen grain can perform its function when it reaches on a compatible stigma. 4. Aperturate pollen grains are colpate/porate etc. [...]

By |2016-12-12T07:03:45+00:00December 12, 2016|Plant Anatomy|Comments Off on Difference between Pollen and Spore | Plants
Go to Top