Robinia pseudoacacia (False Acacia)
Also known as: Black Locust, Yellow Locust
Native: Eastern and mid-western United States
Location: Cultivated for ornament in eastern states and throughout Europe.
Often forming thickets by suckering.
Leaves are about 15-20cm long and usually have 13-15 rounded leaflets, each with a notched spined tip. Twigs bear short stout spines.
Flowers have a sweet fragrance and open in June in clusters 10-20cm long.
Fruit pods are 5-10cm long containing kidney-shaped seeds.