Types of Stelar Systems and its Evolution in Pteridophytes and Higher Plants

Stelar Evolution in Pteridophytes What is stele? What are the components of stele? Ø  Stele is the central cylinder or core of vascular tissue in higher plants. Ø  The stele consists of xylem, phloem, pericycle and medullary rays and pith if present. Ø  The term ‘stele’ was for the first time used by Van Tieghem … Read more

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