Orchis saccata, Ten., 1811

D. M. Moore (ed.), 1980, CCIII Orchidaceae, Flora Europaea, Vol 5: Alismataceae to Orchidaceae, Camebridge: Cambridge University Press, pp. 325-350 : 340

15. O. saccata Ten.

, FI. Nap. 1, Prodr. 53 (1811) ( lO. collina Solander ex A. Russell ).

Tubers ovoid. Stem 12-35 cm, erect, with basal rosette of 2-4 leaves and with dense sheaths above. Leaves oblong-ovate, usually with dark spots. Spike oblong or cylindrical, often few-flowered. Bracts ovate-lanceolate, 5- to 7-veined, the lower longer than ovary. Flowers brownish- or greenish-purple. Outer perianth-segments 10-12 mm, ovateoblong, obtuse, the 2 lateral erecto-patent or patent-deflexed, often dark olive-green, the median curved foward; inner lanceo­ late-oblong. Labellum c. 10 mm, entire, ovate or orbicular, obtuse, more or less crenulate at apex. Spur saccate-conical, directed downwards, 1 /2as long as ovary. 2n —36.

Mediterranean region. A 1 BI Cr Ga Gr It Sa Si Tu.