Bitter Apricot Kernels (B.A.K.)

He comes from Northern China, Manchuria and Mongolia and came to Europe from Armenia from where it got its name. Its cultivation was known in China since 2,200 BC and apparently transferred to Greece by Alexander the Great.

Bitter apricot kernels
Dioscorides reported apricots as Armenian apples because of origin of the plant. In Cyprus and the Dodecanese call it apricot, while in other parts of Greece using the name zardelia. 
The name 'apricot' probably came from the latin praecocia meaning "early" because it presents early ripening. From the Greek name derived Arabicberkuk. wikipedia