Explain phylum tracheophyta, Biology

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Phylum Tracheophyta

Tracheophytes mean vascular plants. Tracheophyta includes ferns, the gymnosperms and the flowering plants. They have appeared some 400 million years ago, and within only SO million years or so, they had through divergence formed the major evolutionary lines of land plants.

I) Similar to bryophytes they also show alternation of generation, but in this case the sporophyte is more prominent phase.

2) Sporophyte is differentiated into roots, stem, leaves and vascular tissues.

3) Lignified tissue present.

 


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