Herbs, perennial. Tuber rounded, 6-10 mm in diam., not divided or base bifid. Stems 5-10 cm, below with 2 or 3 scales, above with 2 or 3 closely set leaves, branched. Leaves long petiolate, vaginate at base; blade glaucous, thick, fleshy, ternate; lateral leaflets sessile, terminal one shortly petiolulate, deeply 3-divided; segments again slightly 3-divided; ultimate lobes obtuse to acute. Racemes not overtopping leaves, 2-5-flowered; peduncle 1.5-2 cm; bracts obovate to ovate, 5-7(-10) × 4-5 mm. Pedicel erect, 3-6 mm. Sepals small, ca. 1 mm. Flowers yellow. Outer petals broad and flat, apex nearly acute, without crest; upper petal ca. 1.7 cm; spur cylindric to slightly tapering to obtuse tip, 1-1.1 cm; nectary ca. equal to spur, apex not thickened, often bent; lower petal ca. 7 mm, petal lobes inside purple-black. Ovary ovoid; ovules 2-ranked; style ca. 1.5 mm; stigma with broad apex, rounded-cuneate at base, apically with 4 papillae, lateral geminate papillae small or absent. Fl. and fr. Jun-Aug.
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