Osage Orange

Maclura pomifera

Also called Horse-Apple or Bois d'Arc, this species has been widely planted and naturalized throughout the United States as part of Franklin Delano Roosevelt’s “Great Plains Shelterbelt” project. It has naturalized in parts of Canada. This 8-15 m tall tree produces distinctive bumpy, spherical fruits, 7-15 cm in diameter. These fruits smell faintly of oranges, but cause nausea if ingested.
Habitat:
Found in a wide variety of habitats.
Growth Habit:
Deciduous tree, growing to 20 m tall with a short trunk.
Bloom Time:
Late spring to early summer.
Longevity:
Long-lived.
Presence in US:
AL AR CA CO CT DC DE FL GA IA IL IN KS KY LA MA MD MI MO MS NC NE NJ NM NY OH OK OR PA RI SC SD TN TX UT VA WA WI WV
Presence in Canada:
ON