Across
- 3. Large grazing mammal native to North America
- 5. Fine powder produced by flowers for reproduction
- 7. A steep or rugged cliff or rock face
- 8. The underground part of a plant
- 10. A small valley or channel formed by water erosion
- 12. Moisture condensed from the atmosphere onto surfaces
- 13. The time just after sunset
- 15. A massive species of redwood tree
Down
- 1. A rotating column of air
- 2. The nut of an oak tree
- 4. A small, non-vascular green plant that grows in damp areas
- 6. A deep gorge, typically with a river flowing through it
- 8. A ridge of coral or rock in shallow water
- 9. A very small island
- 11. Molten rock expelled by a volcano during an eruption
- 14. Thick cloud of tiny water droplets near the ground