Genus Crataegus
Crataegus , The name hawthorn was originally applied to the species native to northern Europe, especially the Common Hawthorn C.Species in the genus Crataegus of plants
Crataegus ambigua - Crataegus ambigua is closely related to Crataegus songarica,, a species that has black fruit.
Crataegus azarolus - Crataegus azarolus is a species of hawthorn known by the common names azarole, mosphilla, and Mediterranean medlar. It is native to the Mediterranean Basin and it is grown there and elsewhere as an ornamental tree and for its fruit. It has been used historically for a number of medicinal purposes.
Crataegus darvasica - Crataegus songarica is a Asian species of hawthorn with black fruit that is sometimes used medicinally. It is closely related to Crataegus ambigua,, a species that has red fruit.