Herbs, perennial, nearly erect, 10-22 cm tall, glabrous or rarely with rust-colored minute hairs on stem and in vein furcations on leaves abaxially. Tuber rounded, ca. 1 cm; stem with 2 leaves, simple or with a late branch from prophyll. Leaves ternate to biternate; leaflets cuneate at base, entire or deeply 3-cleft, lobes dentate or entire. Raceme 4-15-flowered; bracts cuneate at base, margin pectinately or digitately dentate or nearly entire, lower bract ca. 1.5 cm. Pedicel 5-6 mm at flowering, to ca. 10 mm at fruiting. Flowers blue. Sepals very small. Upper petal 23-27 mm, apically emarginate; spur nearly straight, cylindric, 12-13 mm; nectary 1/2-2/3 as long as spur, apically acuminate; lower petal straight or shallowly saccate, with shallowly emarginate limb; inner petals 12-14 mm, crest obtuse, not or slightly extended beyond apex. Stigma broadest toward apex, with prominent papillae. Capsule (immature) linear, 1.5-2 cm, up to ?10-seeded. Seeds in 1 row. Fl. and fr. Apr-May.
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