Bryophytes

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Author:
klokot
ID:
54822
Filename:
Bryophytes
Updated:
2010-12-10 13:52:17
Tags:
Bryophytes txt
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Description:
Bryophytes
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  1. what are bryophytes?
    •Primitive plants

    •Reproduce by spores

    •Alternation of generations

    •Most have stems and leaves

    •Lack vascular tissue

    •Lack root system
  2. what are the substrate tolerance for bryophytes?
    rock, wood and soil
  3. what are the types of growth forms for bryophytes?
    • turf
    • cushion- stems packed together conserve H20
    • mat- grows on rotting logs
    • weft- starts growing straight then curving
    • fan- grows on tree trunks, (tropical region)
    • dendroids- look like trees
  4. what is apocarp?
    means upright growth
  5. what is pleurocarp?
    means relaxed growth
  6. what is the protonema?
    thread-like chain of cells that forms the earliest stage of a bryophyte life cycle
  7. what is a rhizoid?
    structure in plants, fungi and some other organisms that functions like a root in support or absorption
  8. leaf types
    • cell shapes
    • alar cells
    • costa
    • margin
    • awn
  9. what are the reproductive features?
  10. reproduction in bryophytes involve....
    sexual and asexual stages
  11. vegatative reproduction include..
    gemmae

    brood bodies

    fragmentation
  12. broom moss
  13. common fern moss
  14. common haircap moss
  15. common liverwort
  16. cord moss
  17. flat forked moss
  18. peat moss
  19. plume moss
  20. purple fringed riccia
  21. rock orchard moss
  22. silvery pincushion moss
  23. silvery thread moss
  24. tetraphis
  25. toothed mnium
  26. tree moss

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