Osage Orange
Maclura pomifera
The Osage orange (Maclura pomifera) is a resilient, thorny tree famous for its heavy rot-resistant …
Trilobed maclura (Maclura trilobata)
Osage Orange
Hedge Apple
Horse Apple
Silhouette: T. Michael Keesey
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Maclura trilobata - Resilient Deciduous Tree History & Uses
Originating from the fertile river valleys of North America, Maclura trilobata develops as a sturdy deciduous tree famous for its exceptionally dense wood and unusual globular fruits.
It is widely recognized for its adaptability and historical role in defining agricultural boundaries before the invention of barbed wire.
Taxonomy
- ∟ царство Plantae
- ∟ division Tracheophytes (Vascular Plants)
- ∟ subdivision Spermatophytes (Seed plants)
- ∟ Angiosperms
- ∟ mesangiosperms (Core angiosperms)
- ∟ eudicots
- ∟ Superrosids
- ∟ rosids
- ∟ order Rosales
- ∟ family Moraceae
- ∟ genus Maclura (Osage orange)
- ∟ species Maclura trilobata (Trilobed maclura)
Morphology
This tree exhibits a robust growth form, typically reaching heights of up to 15 meters. The bark is deeply furrowed and dark orange-brown, while the branches bear short, sharp axillary thorns.
Its leaves are simple, alternate, and ovate-lanceolate with a lustrous green upper surface. The tree produces large, spherical syncarps that turn yellowish-green at maturity and contain a bitter, sticky latex.
- Bark: Deeply furrowed, orange-brown, containing valuable tannins.
- Thorns: Straight, sharp, growing from leaf axils.
- Fruit: Large, bumpy, orange-like globes filled with milky sap.
Applications
The exceptionally hard and rot-resistant wood has been highly prized for centuries. Native Americans utilized it to construct high-quality hunting bows, while early settlers used it for durable fence posts.
Its extensive root system makes the tree an excellent choice for soil stabilization and windbreaks in agricultural fields.
Interesting facts
The large fruits are considered an evolutionary anachronism, as they were likely consumed and dispersed by extinct Pleistocene megafauna.
The sticky white sap found in the fruit and stems contains compounds that act as natural insect repellents, often used domestically to deter spiders.
Geography of distribution
- United States
Sources
- Plants of the World Online (POWO), Kew Science
- World Flora Online (WFO) Database
- Global Biodiversity Information Facility (GBIF)
- International Plant Names Index (IPNI)
See also
Silkworm thorn
Maclura tricuspidata
A deciduous tree native to East Asia, Maclura tricuspidata is known for its sweet, melon-flavored …
Dyer's mulberry tree
Maclura tinctoria
A medium to large neotropical tree famed for producing fustic, a natural yellow dye historically …
African Osage Orange
Maclura africana
A woody, thorny scrambler native to southeastern Africa and Madagascar, producing small yellow-orange fruits and …