Related Clues:

• Mark of a scam artist
• It sticks to a trunk
• Vermont tree product
• Fluid from a fir
• It's tapped in a forest
• It sticks to a stick
• Sticky stuff from a tree
• Clears up, removing ulcer and liquid that circulates in the vascular system
• Gunk on a trunk
• Maple tree ooze
• Tree’s blood
• Sticky tree fluid
• 27 Across fluid
• Certain syrup source
• Fluid from trees