write characteristics of pteridophyta
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Primary characteristics of Pteridophytes are as follows: They are seedless, vascular plants that show true alternation of generations. Furthermore, the sporophyte has true roots, stems and leaves. They reproduce by spores, which are developed in sporangia. They may be homosporous or heterosporous.
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●Pteridophyta is the 1st division to bear treachery elements.
●They have no seed.
●Body is differentiated into root, shoot and leaves.
●Requires water for reproduction.
●Major phase of life is sporophyte, though gametophyte is independent.
● Examples are - fern, selaginella, equistem, salvinia
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