Related Clues:

• Score speed
• Madrone or magnolia
• Genealogical diagram
• Oak or pine
• It has bark but no bite
• Hierarchical chart
• Squirrels' hangout
• Swing support, perhaps
• It's stuffed with wood
• Cherry or chestnut
• Family diagram
• Shoe stretcher
• Cheshire cat's hangout
• Bird house?
• A conductor might pick it up