1. North American poplar with large rounded scalloped leaves and brownish bark and wood
   - swamp cottonwood, black cottonwood, downy poplar, swamp poplar

Type of: cottonwood

• conic projection
• conic section
• conic Verpa
• conic waxycap
• conical
• conical buoy
• conical projection
• conically
• conidiophore
• conidiospore
• conidium
• conifer
• Coniferales
• Coniferophyta
• Coniferophytina
• Coniferopsida
• coniferous
• coniferous tree
• Conilurus
• conima
• Coniogramme
• Coniogramme japonica
• Conium
• Conium maculatum
• conjectural