Orchis coriophora subsp. coriophora

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 : 339

(a) Subsp. coriophora :

Galea acute. Labellum 6-8 mm, the middle lobe scarcely longer than the lateral. Spur 1 as long as labellum. Flowers fetid. Throughout the range of the species except for parts of the Mediterranean region.