Philly Tree Map

Tree Key > Leaves > Simple > Toothed Edge > Catkin
Swamp Cottonwood
Populus heterophylla
Distinguishing Features: Small sticky buds, fruit is a small dry capsule
  • Type: Deciduous
  • Form at maturity: Up to 80 feet tall, straight trunk
  • Leaf: Alternate, simple, broadly ovate, serrated margin, heart-shaped base, 4 to 7 inches long, petiole round, green above and paler below
  • Flower: Dioecious; males occur in 1 inch long catkins, females occur in a sparse flowered catkin, appearing before leaves.
  • Bark: Gray-brown, strongly vertically ridged
  • Fruit or Seed: Half inch capsules in hanging catkins, appearing in spring
  • Other: