Diversity in the Plant Kingdom

1. Classification of Plants
   1. Atracheophyta
   2. Tracheophyta
      1. Spore-bearing plants
      2. Seed-bearing plants
         • Naked Seeds (gymnosperms)
         • Seeds enclosed in fruits (angiosperms)
2. Atracheophytes
   1. Classification of Atracheophytes
      1. Bryophyta (true mosses)
      2. Anthocerotophyta (hornworts)
      3. Marchantiophyta (liverworts)
   2. Life Cycle of Moss
3. Ferns
   1. Classification of Fern
      1. Psilotopsida
      2. Equisetopsida
      3. Marattiopsida
      4. Polypodiopsida
   2. Life Cycle of Fern
4. Gymnosperms
   1. Classification of Gymnosperms
      1. Pinophyta
      2. Cycadophyta
      3. Ginkgophyta
      4. Gnetophyta
   2. Life Cycle of Gymnosperms
5. Flowering Plants
1. Classification of Flowering Plants
   1. Magnoliopsida
   2. Liliopsida
2. Life Cycle of Flowering Plants