Hawthorn Bloom.

Crataegus monogyna, known as Common Hawthorn, is a species of hawthorn native to Europe, northwest Africa and western Asia. Other common names include may, mayblossom, maythorn, quickthorn, whitethorn, motherdie, and haw. This species is one of several that have been referred to as Crataegus oxyacantha, a name that has been rejected by the botanical community as too ambiguous.