Archive | Gymnosperm

Difference between Taxaceae and Cephalotaxaceae | Taxales

The upcoming discussion will update you about the difference between Taxaceae and Cephalotaxaceae. Difference # Taxaceae: 1. Leaves spirally arranged in taxaceae. 2. In taxaceae, ovules develop singly and terminally on short fertile shoots. 3. Aril present in it. 4. Variable number of bundles supply ovule in Taxaceae. 5. Pollen grains are shed at the one-celled stage in Taxaceae. 6. [...]

By |2016-02-24T13:51:44+00:00February 24, 2016|Gymnosperm|Comments Off on Difference between Taxaceae and Cephalotaxaceae | Taxales

Taxus: History, Reproduction and Embryogency | Taxales

In this article we will discuss about Taxus. After reading this article you will learn about: 1. History of Taxus 2. Morphological Features of Taxus 3. Internal Structures 4. Reproduction 5. Gametophytes 6. Embryogeny 7. Seed 8. Economic Importance. Contents: History of Taxus Morphological Features of Taxus Internal Structures of Taxus Reproduction of Taxus Gametophytes of Taxus Embryogeny of Taxus [...]

By |2016-02-24T13:51:44+00:00February 24, 2016|Gymnosperm|Comments Off on Taxus: History, Reproduction and Embryogency | Taxales

Gnetales: Taxonomic Arrangements and Characteristics | Plants

In this article we will discuss about Gnetales. After reading this article you will learn about: 1. Taxonomic Arrangements of Gnetales 2. General Characteristics of Gnetales 3. Classification. Taxonomic Arrangements of Gnetales: Foster and Gifford (1959) described Gnetales as "a small group of gymnosperm-like plants" while Maheshwari and Vasil (1961) Mentioned that " the order Gnetales, formerly included three genera, [...]

By |2016-02-24T13:51:44+00:00February 24, 2016|Gymnosperm|Comments Off on Gnetales: Taxonomic Arrangements and Characteristics | Plants
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