The parts of a plant

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Across
  1. 4. tissue that surrounds and nourishes the embryo in the seeds of angiosperms
  2. 8. consists of four saclike structures that produce pollen for pollination
  3. 11. is the stem and main wooden axis of a tree
  4. 12. is the outermost layers of stems and roots of woody plants
Down
  1. 1. is a small embryonic plant enclosed in a covering called the seed coat, usually with some stored food
  2. 2. Small lateral or terminal protuberance on the stem of a vascular plant that may develop into a flower, leaf, or shoot
  3. 3. is the principal lateral appendage of the vascular plant stem, usually born above ground and specialized for photosynthesis
  4. 5. plant structure that develops into a seed when fertilized
  5. 6. is a woody structural member connected to but not part of the central trunk of a tree
  6. 7. The parts of a flower that are often conspicuously colored
  7. 9. the part of a plant that grows downward and holds the plant in place, absorbs water and minerals from the soil, and often stores food
  8. 10. root is the first organ to appear when a seed germinates