Across
- 2. division of vascular land plants containing a single extant class
- 4. division of plants, grouped within the gymnosperms, that consists of some 70 species across the three relict genera
- 5. plant that has seeds unprotected by an ovary or fruit.
- 7. plant division of non-flowering trees
- 8. tropical and subtropical palmlike plants
- 10. thecentral part of an ovule, containing the embryo sac.
- 12. coat-the protective outer coat of a seed
- 13. sticky flammable organic substance, insoluble in water, exuded by some trees and other plants
Down
- 1. grain-Pollen grain
- 3. tough outer protective layer, especially that of an animal or plant
- 6. leaf that bears sporangia
- 9. having the male and female reproductive organs in separate individuals.
- 11. embryonic plant enclosed in a protective outer covering