Philly Tree Map

Tree Key > Leaves > Simple > Lobed > Acorn
Red Oak
Quercus rubra
Distinguishing Features: Shallow and pointed lobes with bristles at tip, large acorns
  • Type: Deciduous
  • Form at maturity: Upto 75 feet tall, rounded outline
  • Leaf: Alternate leaf arrangement, 5 to 8 inches long leaves, 7 to 11 bristle-tipped broad lobes, mature foliage color is dark green above, leaf surface lustrous, a mixture of russet-red, yellow and tan autumn color
  • Flower: Insignificant flowers in separate male and female catkins
  • Bark: Brown to black on old branches and trunks, shallow fissures and ridges that deepen as a plant gets older, bark on young branches is smooth
  • Fruit or Seed: 0.75 to 1 inch long brown acorn, borne singly or in pairs, acorns have a large, saucer-like cap
  • Other:
Red Oak
Quercus rubra leaf
Red Oak
Quercus rubra fruit