Hornwort	Liverwort	Moss	Moss

Bryophyta - mosses, liverworts, hornworts.

• "Amphibians of the plant world."
• No vascular tissue.
• Only gametophyte is photosynthetic (free-living).
• Sporophyte is a parasite
• How do they deal with life on land?
  • They are small, low to the ground, only grow where moist.
• What are some limitations to this life-style?
  Reduced environmental tolerance. Poor genetics (haploid dominant)