1. Old World aspen with a broad much-branched crown; northwestern Europe and Siberia to North Africa
   - quaking aspen, European quaking aspen

Type of: aspen

Encyclopedia: Populus tremula

• spanker
• spanking
• spanner
• spar
• spar buoy
• sparable
• Sparaxis
• Sparaxis tricolor
• spare
• spare part
• spare time
• spare tire
• spare tyre
• spare-time activity
• sparely
• spareness
• sparer
• sparerib
• spareribs
• Sparganiaceae
• Sparganium
• sparge
• sparge pipe
• sparger
• sparid