569 Orchis spitzelii Saut.

This calciphilous species occurs mainly in C. European, Mediterranean and Caucasian mountains. Furthermore, it occurs isolated on the island of Gotland in the Baltic Sea (B. Pettersson in Acta phyt. Suec. 13/1940, p. 162 ff.; ibid. 40/1958, p. 77 ff., 271). The populations in the Mediterranean region, Asia Minor and Caucasus are distinguished as subsp. nitidifolia (Teschn.) Soó.