How to Identify an Osage Orange

Leaf Identification

Bright green, simple, alternate, oblong-shaped leaf with acuminate tip and entire margins.

  • Leaf of Arbor Walk #45
  • Underside of Leaf from Arbor Walk #45
  • Leaf (Fall) of Arbor Walk #45

Twig and Bud Identification

Green to orange brown, zig-zag twigs with thorns under leaf scars and an absent terminal bud.

  • Twig of Arbor Walk #45
  • Latex Sap Coming Out of a Cut Twig from Arbor Walk #45

Bark Identification

Orange-brown, stripy bark that develops deep fissures with age.

  • Bark of Arbor Walk #45

Fruit Identification

Distinct, 4-5 inches, citrus smelling, yellow drupe with a surface that resembles brains. It contains a milky, sticky liquid and many flat seeds.

Flower Identification

Dioecious species but neither male nor female flower is showy.

  • Flower of Arbor Walk #45