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Pteridophyta

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description

  • characteristics; classification into classes:- psilopsida (Psilotum), lycopsida (Selaginella, Lycopodium), sphenopsida (Equisetum) and pteropsida (Dryopteris, Pteris and Adiantum). Graphic outline of life cycle of a typical pteridophyte (fern). Definition of homospory and heterospory with relevant examples. Economic importance.
  • sporophylls,prothallus,homosporous,heterosporous,seed habit
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Shaalaa.com | Plantae part 14 (Pteridophyta: characteristcs, example, structure)

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Plantae part 14 (Pteridophyta: characteristcs, example, structure) [00:08:01]
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