hawthorn : Idioms & Phrases

noun eastern United States hawthorn with long straight thorns
cockspur thorn; Crataegus crus-galli.

noun European hawthorn having deeply cleft leaves and bright red fruits; widely cultivated in many varieties and often grown as impenetrable hedges; established as an escape in eastern North America
Crataegus monogyna.
noun thorny Eurasian shrub of small tree having dense clusters of white to scarlet flowers followed by deep red berries; established as an escape in eastern North America
may; Crataegus oxycantha; whitethorn; Crataegus laevigata.

noun erect and almost thornless American hawthorn with somewhat pear-shaped berries
blackthorn; Crataegus calpodendron; pear haw; Crataegus tomentosa.