Plants around us

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Across
  1. 2. the central big vein of a leaf
  2. 6. necessary for the growth of plants
  3. 9. structure that develops into a flower
  4. 10. flattened green part of leaf
  5. 11. the outer covering of a stem of a tree
Down
  1. 1. plant that bears buds in leaves for propogation
  2. 3. store food for the baby plant
  3. 4. underground part of a plant
  4. 5. supports the branches, leaves and flowers
  5. 7. tiny openings on the leaves
  6. 8. a modification seen in cactus