variety of Japanese plum
A specific cultivar of Japanese plum (Prunus mume), also known as 李 (sumomo) in some contexts. The name 牡丹杏 literally means 'peony apricot', referring to its appearance.
See also: すもも
Botankyō is a variety with thick, sweet flesh.
The blossoms of this botankyō are as beautiful as peonies.