Across
- 2. Having the male and female organs in separate and distinct individuals; having separate sexes.
- 4. A division of plants, grouped within the gymnosperms.
- 5. A vascular plant having seeds that are not enclosed in an ovary
- 7. Any of a class of nonvolatile, solid or semisolid organic substances, as copal or mastic, that consist of amorphous mixtures of carboxylic acids and are obtained directly from certain plants as exudations or prepared by polymerization of simple molecules
- 8. The central cellular mass of the body of the ovule, containing the embryo sac.
- 9. The outer integument of a seed.
- 10. A modified leaf that bears sporangia.
- 11. A division of gymnosperms comprising plants with leaves and habit similar to those of palm trees
- 12. A single granule of pollen.
Down
- 1. A division of vascular land plants containing a single extant class.
- 3. A natural covering.
- 5. A group of gymnospermous plants of particular interest to paleobotanists.
- 6. The fertilized, matured ovule of a flowering plant, containing an embryo or rudimentary plant.