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)