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Honey locust


Classification:

Family - Fabaceae, pea family
Genus, species - Gleditsia triacanthos

Leaves:
Leaves are doubly compound. Leaflets are oblong, elliptical, about 1 inch long. Leaflet edges are sometimes wavy, usually smooth.

Bark:
Bark is grayish-brown, fissured with long narrow ridges. Bark has stout spines, up to 8 inches long.

Flowers:
Flowers are greenish-yellow, bell-shaped with five petals, clustered at base of leaves.

Fruit:
Fruit is a long flat pod, 10 inches long, dark brown.

Twigs:
Twigs have long unpaired spines. In comparison, black locust twigs have shorter paired spines.

Seeds:
Seeds are flat, dark brown, beanlike, enclosed within pods.

More Information:

The genus, Gleditsia, is named for Johann Gottlieb Gleditsch (1714-1786), a German botanist.  The species name, triacanthos, is from the Latin for "three-spined."

Photos: