Related Clues:

• Trees in an O'Neill title
• The shady bunch?
• Dutch ___ (uncommon sights nowadays)
• ''Desire Under the ___''
• Picnic shaders
• New Haven flora
• Hardwood trees
• Tall trees
• Shady arbor, perhaps
• Street prettifiers
• Source of shade
• Backyard spreaders
• Boulevard liners, sometimes
• Birch relatives
• Catkin bearers