Describe sporophyte in Pteridophyte
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Pteridophytes (ferns and lycophytes) are free-sporing vascular plants that have a life cycle with alternating, free-living gametophyte and sporophyte phases that are independent at maturity. The body of the sporophyte is well differentiated into roots, stem and leaves. The root system is always adventitious
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1. Pteriodophyte show heteromorphic alternation of in generation which the sporophyte is diploid, dominant, autotrophic and independent.
2. It is differentiate into root, stem and leaves.
3. The primary root is short lived and soon replaced by adventitious root while the stem may be aerial ar underground.
4. Leaves may be scaly simple and sensible or large and pinnately compound.
5. In these members, xylem consists of only tracheids and phloem consists of only sieve cells.
6. Secondary growth is not seen in pteridophytes due to absence of cambium.
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