Non-Vascular and Vascular Plants

1. Non-Vascular and Vascular Plants

2. Non-vascular Plants

3. Mosses • Most diverse group of non-vascular • More then 10,000 species

4. Gametophyte and Sporophyte

5. Rhizoids • Anchor and absorb water

6. Importance • Bogs • Very acidic • Peat • Fuel

7. Liverworts • Look like human liver • Wort = old English for plant

8. Hornworts • Horn structures grow out of gametophytes • Those are the sporophytes

9. Seedless Vascular Plants

10. Seedless Vascular Plants • No seeds • Vascular tissue • Types • Ferns • Club mosses • Horsetails

11. Vascular tissue • Transport materials • Strong structure • Straws

12. Reproduction • Grow by water • Release spores • Allows the sperm to swim to the egg

13. Ferns • 12,000 different species

14. Fern Structure • Stem, leaves, and roots • Stem is underground • Leaves grow on the top side • Roots on the bottom side

16. Reproduction in Ferns • Spore cases on underside of fronds

17. Club Mosses • Not a Moss • Wetlands and streams

18. Horsetails • About 30 species alive today

19. Test Friday