Crocus vernus subsp. vernus

Tutin, T. G., Heywood, V. H., Burges, N. A., Moore, D. M., Valentine, D. H., Walters, S. M. & Webb, D. A., 1980, Flora Europaea. Volume 5. Alismataceae to Orchidaceae (Monocotyledones), Cambridge: Cambridge University Press : 95

(a) Subsp. vernus

( C. heuffelianus Herbert , C. albiflorus Kit. subsp. heuffelianus (Herbert) Hegi and neapolitanus (Ker-Gawler) Hegi ):

Style usually equalling or exceeding the stamens. Flowers often purple, lilac or striped; segments (2-5-)3-5-5 x 0-9- 2 cm. 2« = 8, 10, 12, 16, 18, 19, 20, 22, 23. Woods and mountain meadows. From Italy eastwards; naturalized in Britain.