Vaccinium uliginosum subsp. uliginosum

Tutin, T. G., Heywood, V. H., Burges, N. A., Moore, D. M., Valentine, D. H., Walters, S. M. & Webb, D. A., 1972, Flora Europaea. Volume 3. Diapensiacea to Myoporaceae, Cambridge: Cambridge University Press : 13

(a) Subsp. uliginosum :

Stems up to 75(-100) cm, erect; leaves 10-25(-35) mm; pedicel as long as corolla; lobes of corolla revolute. 2« = 48. Almost throughout the range of the species.