Related Clues:

• Leafy retreat
• Popular street name
• Sturdy tree
• See 56-Across
• Street shadower
• Street in a horror film
• Place for a bench
• Symbol of Massachusetts
• See 34-Down
• State tree of Massachusetts
• It may be slippery
• One may be blighted
• Shady plot
• Type of tree
• Oriole's home