The bullace is a variety of plum. It bears edible fruit similar to those of the damson, and like the damson is considered to be a strain of the insititia subspecies of Prunus domestica. Although the term has regionally been applied to several different kinds of `wild plum` found in the United Kingdom, it is usually taken to refer to varieties wi..... Found on http://en.wikipedia.org/wiki/Bullace
Bul'lace noun [ Middle English bolas , bolace , Old French beloce ; of Celtic origin; confer Arm. bolos , polos , Gael. bulaistear .] (Botany) (a) A small European plum ( Prunus communis , var. insitita ). See Plum . ... Found on http://www.encyclo.co.uk/webster/B/111