whortleberry

Short definition from Wiktionary

Noun

1. 1
   Any of several shrubs belonging to the genus Vaccinium: Vaccinium myrtillus (bilberry or blue whortleberry);
2. 2
   Any of several shrubs belonging to the genus Vaccinium: Vaccinium vitis-idaea (lingonberry or red whortleberry);
3. 3
   Any of several shrubs belonging to the genus Vaccinium: Vaccinium uliginosum (bog whortleberry or bilberry).
4. 4
   A berry of one of these shrubs.