Ophrys tenthredinifera, Willd., 1805

D. M. Moore (ed.), 1980, CCIII Orchidaceae, Flora Europaea, Vol 5: Alismataceae to Orchidaceae, Camebridge: Cambridge University Press, pp. 325-350 : 349

18. O. tenthredinifera Willd. ,

Sp. PI. 4: 67 (1805).

Plant 10-45 cm. Basal leaves ovate to lanceolate, subobtuse or acute, the cauline similar, acute. Spike 3- to 8 -flowered, lax. Perianth- segments purplish or purplish-violet, rarely whitish; outer 6-12 mm, broadly ovate, obtuse, glabrous, concave; inner usually £ as long as the outer, broadly triangular, papillose-velutinous. Labellum (8-)l 1 -14x11-14 mm, obovate, square or flabelliform, convex, entire, rarely oblong and emarginate or indistinctly 3-lobed, purplish-brown, velutinous, usually with a wide, yellow, densely hairy marginal zone, with a glabrous appendage, with short, inconspicuous basal protuberances; speculum reduced, often 2-fid, rarely scutelliform, composed of brown spots. Connective obtuse. 2iz = 36.

Mediterranean region, C. & S. Portugal. B 1 Co Cr Ga Gr Hs It Lu Sa Si Tu.