1. Distinguished by its columnar fastigiate shape and erect branches
   - Lombardy poplar

Type of: black poplar, Populus nigra

• Skagway
• Skanda
• skank
• skanky
• skat
• skate
• skate over
• skateboard
• skateboarder
• skateboarding
• skater
• skating
• skating rink
• Skaw
• skean
• Skeat
• skedaddle
• skeen arch
• skeet
• skeet shooting
• skeeter
• skeeter hawk
• skeg
• skein
• skeletal