Crataegus songarica

Crataegus songarica is an 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.
Distribution and ecology.
The native range of the species covers much of Central Asia and Xinjiang. It grows on limestone or granite, at elevations of 800–2700 m.
Description.
The plant is a tree or small shrub with thorns up to 15 mm in length. The white flowers have 18-20 stamens with purple anthers, and occur in groups of 10–20. The fruit is 6–14 mm in diameter, slightly longer than wide, purplish-black with 1–3 stones (usually 2).