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Non Vascular Plants and Mosses, liverworts and Hornworts (characters of…

- - - - not homologous with vascular plants
      - appressed and form dense mounds
      - have stem, leaves but part of the gametophyte
    - - hydroids conducts water and dissolved minerals
      - innermost cortex composed of cells called hydroids
      - most of mosses lacks hydriods and leptoids
    - - all risen from the protonema
      - growth of gametophores begins
    - - every species has small biflagellate sperm cells
      - sperms are produced in gamteotangia called antheridia
      - gametophores at some point forms gametotangia