Part – 3: Anatomy of Normal and Coralloid Root <<< Part 2 — Part 4 >>> Cycas Anatomy of Tap-Root Ø The primary anatomical structure of Cycas tap-root resemble that of dicot root Ø The T.S. is circular in outline. Ø Anatomically the tap-root is differentiated into FOUR regions. […]
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Anatomy of Cycas Stem: Primary and Secondary Structure
Part – 2: Anatomy of Cycas <<< Part 1 —- Part 3 >>> Anatomy of Cycas Cycas Stem Primary Structure Ø Anatomy of the stem of Cycas resembles that of dicot plants. Ø The T.S. of the stem is irregular in outline due to the presence of persistent […]
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Cycas: Morphology, Anatomy, Reproduction and Life Cycle (Part 1)
Part – 1: Morphology of Cycas <<< Part 0 — Part 2 >>> Systematic Position (Sporne, 155) Division: Gymnosperms Class: Cycadopsida Order: Cycadales Family: Cycadaceae Distribution of Cycas Ø Cycas belongs to an ancient plant group called Cycadophyta of the Division Gymnosperms Ø Cycadophyta were the major vegetation of […]
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Classification of Gymnosperms by Sporne
There are many systems of classifications for Gymnosperms in the literature. In the previous post, we discussed the Chamberlain’s System of Classification of Gymnosperms. In this post, we discuss the Sporne’s System of Classification of Gymnosperms (1965). We will also discuss the characteristics of different Classes and Orders in the […]
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Difference between Pteridophytes and Gymnosperms
Pteridophytes vs Gymnosperms Pteridophytes Pteridophytes are a group of primitive land plants belongs to Cryptogams. They are the first plant group with vascular tissue for the conduction of water and food materials and hence they are called as Vascular Cryptogams. Gymnosperms Gymnosperms are a group of primitive seed-producing plants of […]
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