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The main characteristic features of the seedless vascular plants are:

  1. No seed formation occurs in these types of plants.
  2. They reproduce through spores.
  3. They possess stem, leaves and roots in some of them they each parts may not be distinguishable.
  4. The plants possess the complex tissue such as the xylem and the phloem.
  5. The cell walls of these plants are made from cellulose and pectin.
  6.  The seedless vascular plant shows alternation of generation in their life cycle.
  7. The sporophytic phase of the life cycle produces spores and the gametophytic phase produces the gametes
  8. In the gametophytic phase the gametes possess the sperm producing structure antheridia and the egg producing structure archegonia.
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