Related Clues:

• Lemon or lime
• Fruit source
• Kind of frog
• Alder or aspen
• Yule purchase
• Place for a knot
• Branching diagram
• Brazil, for one
• Ash, e.g.
• Christmas symbol
• Squirrel's hangout
• Madrone or magnolia
• Genealogical diagram
• Oak or pine
• It has bark but no bite