Plants 10-20 cm; bulbs ovoid, 1.5-2 cm. Leaves 2-4, often recurved, broadly linear, 7-20 × 1-2 cm. Scapes usually solitary. Inflorescences 1-2-flowered. Flowers: perianth deep blue with white central zone, tube 2.5-4 mm; tepals 12-15(-20) mm; filaments white; pedicel erect, equaling or shorter than perianth. Capsules ± globose, 4-6 mm. Seeds with white appendages. 2n = 18. Flowering early to mid spring. Lawns, open mesic areas; [1600--2000 m in Turkey]; introduced; Mass., Mich., Utah; Europe (w Turkey).