Related Clues:

• Oft-tapped trees
• Shady trees
• State symbols of North Dakota and Massachusetts
• National Mall shaders
• Trees sound like Cockney steering devices
• MP sale of trees
• Mel's trees
• Mel's trees?
• Deciduous trees with rough serrated leaves
• Trees of Canada
• There are not so many tillers for the unaspirated to be found nowadays
• Thus Pamela gets back to Leslie in Canada
• They're dead wood when it comes to guiding the unaspirated
• Might they provide rudders for the unaspirated?
• Shore that's where you might find them growing, by the sound of them