The Collaborative International Dictionary of English v.0.48:

Blaeberry \Bl[ae]"ber*ry\, n. [Bl[ae] + berry; akin to Icel
   bl[=a]ber, Sw. bl?b[aum]r, D. blaab[ae]r. Cf. Blueberry.]
   The bilberry. [North of Eng. & Scot.]
   [1913 Webster]

WordNet (r) 3.0 (2006):

blaeberry
    n 1: erect European blueberry having solitary flowers and blue-
         black berries [syn: bilberry, whortleberry,
         whinberry, blaeberry, Viccinium myrtillus]