The Gymnosperms comprise of that group of plants in which a naked, (i.e., exposed and not encased in a closed ovary) seed with a single integument is present. A seed is a mature integument megasporangium. The megasporangium is now called the ovule and is usually associated with a sporophyll or carpel. The ovule permanently retains […]
Quick Notes on Gymnosperms | Plants
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Notes on Taxaceae | Plants
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The below mentioned article provides a note on taxaceae. The family Taxaceae comprise of evergreen trees with flat, linear, apparently distichous leaves and without resin canals. They are mostly confined to the Northern Hemisphere. Male flowers solitary or in small, axillary cones. Pollen grains wingless and do not cut off any prothallial cell during male […]
Classification of Confieropsida: 2 Orders
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The following points highlight the two orders under which confieropsida has been classified. The orders are:- 1. Ginkgoales 2. Czekanowskilaes. Order # 1. Ginkgoales: The Ginkgoales are included within the Coniferopsida because of its coniferous type tree, wood and gametophytes. But, its distinctiveness has given rise to the argument as to whether it should better […]
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