Honey Locust (Thornless Honey Locust)
Gleditsia triacanthos · Fabaceae (Legume, Bean, or Pea family)
AI-generated identification · may be incorrect
Leaf Morphology
Leaf Type
Pinnately and bipinnately compound, deciduous
Shape
Oblong to elliptic individual leaflets with an entire or slightly crenulate margin, arranged in even or odd pinnate formations
Margin
Entire to very finely crenulate (minutely toothed)
Arrangement
Alternate on the main branch; leaflets are oppositely or alternately arranged along the rachis of the compound leaf
Venation
Pinnate venation on individual leaflets with a subtle midrib and branching secondary veins
Key Features
Bipinnately and pinnately compound leaves featuring numerous small, oblong leaflets; delicate, fern-like foliage; and on wild specimens, clustered, branched thorns on the trunk.
Description
The Honey Locust is a medium to large deciduous tree known for its open, graceful, fine-textured canopy that casts dappled shade. While wild trees typically feature formidable branched thorns on the trunk and branches, cultivated varieties are often thornless.
Habitat
Thrives in moist, rich bottomland soils along streams, but is exceptionally adaptable to urban environments, poor soils, drought, and alkaline conditions. Found predominantly in full sun.
Native Range
Native to central North America, ranging from Pennsylvania west to Nebraska and south to Texas and Mississippi. Extensively planted as an urban shade tree across North America and parts of Europe.