ETYM AS. hagathorn, haegthorn. Related to Haw a hedge, and Thorn.
A spring-flowering shrub or small tree of the genus Crataegus; SYN. haw.
Shrub or tree of the genus Crataegus of the rose family Rosaceae. Species are most abundant in E North America, but there are also many in Eurasia. All have alternate, toothed leaves and bear clusters of showy white, pink, or red flowers. Small applelike fruits can be red, orange, blue, or black. Hawthorns are popular as ornamentals.

Borough in Pennsylvania (USA).