Related Clues:
- Composition of many a cask
- Tree for 9-Across
- Tree of the genus Quercus
- The mighty tree
- From little acorns does it grow
- Quercus
- Its seed is the acorn
- It grows mighty from an acorn
- Would sound like A in all right
- Would sound all right about a hard one
- "Mighty" fine home for a squirrel?
- The tall perennial Quercus
- Former 8-Down
- Yellow-ribbon bearer
- State tree of Illinois, Iowa and Maryland