Herbs, 7-12 cm (2-4 cm above soil surface), glabrous; stems and petiole of cauline leaves attenuate to thin underground base. Storage roots numerous, fascicled, oblong, 2-7 cm × 2-4 mm. Bulb of pale fleshy ovate scales, 4-7 × 3-5 mm. Stems 1-3, simple, leafless or very rarely with 1 leaf. Radical leaves several; petiole 8-14 cm, often exceeding stems; blade at soil surface, gray-glaucous abaxially, slightly or strongly glaucous adaxially, nearly orbicular, 1.5-2.5 cm, ternate; leaflets sessile, ± deeply cut into 2-6, obovate, obtuse, often overlapping lobes. Raceme 2-2.5 cm, densely 6-12-flowered, sometimes with a basal branch; bracts entire, lowermost bracts rarely slightly 2-5-divided, elliptic to obovate, 8-15 mm, sometimes with pale denticulate margin. Pedicel 5-10 mm, to 15 mm in fruit. Sepals ca. 1 × 1-2 mm, deeply dentate. Corolla very pale blue, clear blue toward apex; keels with purplish tint; upper petal 14-17 mm, subobtuse, abaxially narrowly crested; spur slightly to strongly downcurved at apex, cylindric, 6-8 mm, rather narrow; nectary 1/2-3/5 as long as spur; lower petal 8-9 mm, with broadly elliptic subacute limb, abaxially very shortly crested; inner petals 7-8 mm. Stigma square, apical marginal papillae 4, of which outer ones diffuse; geminate papillae lateral and on rounded basal lobes. Capsule (immature) 6-7 × 2-3 mm, 2-5-seeded; style ca. 2 mm. Seeds ca. 1.5 mm. Fl. Jun-Aug, fr. Aug.