Liliaceae

O. sigmoideum Freyn & Sint. in Bull. Herb. Boiss. 4:189(1896). Syn: O. nanum Sm. in Sibth. & Sm.,Prodr. Fl. Graec. 1:230 (1809) non Thunb. (1794); O. sibthorpii Greuter in Boissiera 13:160(1967). Ic: Sibth.&Sm.,Fl.Graeca 4: t. 332(1823), as O. nanum. Figure 11. Map 37.
Scapes very short, to 10 cm. Leaves numerous, exceeding scapes, linear, (l-)2-5 mm broad, with a white line on upper surface; margins entire, glabrous. Raceme elongate-corymbose, with usually 3-6 flowers. Perianth segments (12-) 14-18 mm, white inside, white with a green fascia outside. Fruiting pedicels 16-25 mm (rarely longer), sharply deflexed, thickened at their bases, turning upwards at their apices, holding the capsule ± erect. Capsule narrowly winged. 2n= 12,16,17,19,20. Fl 3-6. Forests, meadows, open stony slopes, s.l.-2600 m.
Type: [Turkey A7 Gümışane] Armenia turcica, Gümüschkane: in pascuis alpinis, v 1894, Sintenis 5463 (holo. G, iso. E!).
Mainly N. Turkey. A1(E) Kirkiareli: Vize, nr castle, 200 m, Demiriz 4736! A1(A) Çanakkale: Renkioei(Erenköy),iii 1886,Kirk! A2(E) Istanbul: Rumel-ihisar, 10 iii 1919, B. Post! A2(A) Bursa: Bursa to Ulu Da., 1000 m, Dudley (D. 34729: 2n = 19, 20)! A4 Kastamonu: llgaz Da., Ilgazhaceti Tepesi, 10 km E. of topof pass, 2600 m, Edmondson 499! A5 Samsun: N.W. of Samsun, 60 m, Tobey 117(2n=12)! A6 Samsun: Balik G. nr Engiz, s.l., Tobey 1579! A7 Trabzon: Trabzon, 50 m, Stainton 8126! A8 Gümüşane: Bayburt to Gümüşane, 2000 m, Stainton 8216! Bl Balikesir: Kaz Da., Ceyis De., 1000-1500 m, Dudley (D. 34809: 2n = 16, 17)! B4 Ankara: Elma Da., 1700m,Rix 1528! Is: Imroz, 100 m, Leblebici & Seçmen (EGE 15643)!
Balkans, Romania, N. Iran, Caucasia. Euro-Sib, element. The naming of this species is problematic, as there are two or three Caucasian species which might well prove to be synonymous. Study of the whole group in the field, from Greece to Caucasia and N. Iran, is necessary.