Ecology 2

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Across
  1. 2. clusters of sporangia
  2. 6. two cells that form a stoma
  3. 8. a plant that completes its life
  4. 9. plants with vascular tissue
  5. 12. fern spore structures
  6. 13. water-carrying tissue
  7. 14. plant structure that contains an embryo
  8. 16. compact cluster of spore-bearing
  9. 17. outer covering on a plants
  10. 19. contains male and female structures
Down
  1. 1. plants with no transport tissue
  2. 3. specialized transport tissue
  3. 4. liverwarts are classified as this
  4. 5. plant's life span is two years
  5. 7. opening in the outer cell layer
  6. 10. structures that store food
  7. 11. plants live for several years
  8. 15. plant that lives on another object
  9. 18. thick underground stem