Orchidaceae

D. euxina (Nevski) H. Baumann & Künkele in Mitt. Bl. Arbeitskr. Heim. Orch. Baden-Württ. 13:235 (1981).
Plants 7-25(-30) cm. Stem hollow, with 3-6 ovate to lanceolate leaves;lower leaves obtuse, upper acute, equalling or exceeding spike, all with numerous minute blackish-violet spots or fine streaks, sometimes regularly arranged in lines parallel to veins, or unspotted, sometimes flushed with purplish-violet on both sides. Spike shortly cylindrical, 3-7 cm, dense. Lower bracts lanceolate, exceeding flowers, ± spotted or tinged blackish-violet. Flowers dark magenta purple or crimson. Sepals ovate-lanceolate, acute or acuminate, ± faintly spot-ted, to 12(-14) x 5 mm. Petals slightly smaller. Labellum usually broader than long, 9-10 x 8-11(-15) mm, entire or subentire, margins irregularly erose-dentate or even fringed, faintly spotted, slightly papillose towards base. Spur saccate-cylindrical, ± obtuse, shorter than ovary, 6-9 mm, to 3-4 mm broad near base.
1. Plants slender, 15-25(-30) cm ;Jeaves 3-4(-5),rather small, evenly distributed on stem, narrowly oblong to lanceolate, (3-)4-6 x 1-1.5 cm, mostly obtuse, rarely unspotted, uppermost bract-like, ± reaching spike ;labellum roundish, 9-10 x 8-11 mm var. euxina
1. Plants dwarf, compact, 5-15(-20) cm; leaves (3-)4-5(-6), densely covering stem, ovate to lanceolate, 3-6(-9) x 1.5-3(-5) cm, frequently unspotted, reaching or exceeding spike; labellum mostly broader than long, to 8(-13) x 13-15 mm, sometimes with conspicuously projecting triangular or tooth-like lobe at apex var. markowitschii
var. euxina. Syn: O. cordigera sensu Kränzlin in Feddes Rep. Beih. 65:39 (1931) non Fries (1842); O. cordigera Fries var. caucasica Kl. apud Lipsky in Acta Horti Petrop. 14:306 (1897) nom. nud.; O. monticola Kl. subsp. caucasica Kl in Acta Horti Petrop. 17:181 (1898); O. caucasica (Kl.) Lipsky, Fl. Kavk. 457 (1899); O. caucasica (KL) Medwedew in Trudy Tblissk. Bot. Inst. 18:476 (1919) non Regel (1869) nom. illegit.; O. euxina Nevski in Fl. URSS 4:709 (1935)! D. cataonica (Fleischm.) Holub subsp. caucasica (Kl.) So6 in Ann. Univ. Sci Budapest, Biol. 11:69 (1969);/). majalis (Reichb. fil.) P.F. Hunt & Summernayes subsp. caucasica (Kl.) Sunderm., Europ. Medit. Orchid, ed. 2:45 (1975). Ic: Grossh., FL Kavk. 2: t. 31 f. 9 (1940), as O. caucasica;F1. Grazi 2: t. 79 (1941), as O. caucasica. Map 106. Fl. 6-7(-8). Wet peaty meadows, nr springs and rivulets, forest margins, 1150-2900 m.
Lectotype designated here: [USSR, E. Caucasia] in jugo Aigba, in pratis humidis, 1700-1800 m, V. Chmolevski 3056 (LE!).
N.E. Anatolia. A8 Trabzon: E. side of Of valley, Ilica to Kaçkar Da., 2700 m, Watson et al. 236! Rize: N. side of Ovit pass, 1900-2000 m, Renz & Taub. 12105! Çoruh:Tiryal Da., Murgulto Damar, 1150 m, Düzenli 710! A9Çoruh: Yalnizçam Silsilesi 10 km E.S.E. of Şavşat, 2000-2400 m, Watson et al. 3187! Kars: S.W. slope of Kisir Da., 2500 m, D. 30560! B8 Erzurum: nr Erzurum, Tchihatcheff 1854:668! B9 Erzurum: Çakmak Da., above Karayazi, 2500-2900 m, Watson et al. 1670! Ağri:3km N. of Cumaçay, 2000 m,Taub. 81.269!
Caucasia. Euxine element.