Herbs, perennial, 10-20 cm tall, glabrous. Rootstock elongate, densely clothed with long, narrow, straw-colored, shiny, residual petiolar bases. Stems simple, near base with 1 or 2 opposite leaves (sometimes very small). Radical leaves many; petiole 2-5 cm, vaginate at base; blade oblong, 2.5-5 × 1-2 cm, sub-bipinnate with 3 or 4 pairs of pinnae; pinnae ovate, deeply pinnatifid; lobes lanceolate, 4-7 × 2-3 mm, acute. Racemes long and lax, 6-16-flowered; bracts lanceolate, 5-13 × 1-2.5 mm, entire. Pedicel 10-20(-25) mm, slender, at fruiting recurved. Sepals minute. Corolla dirty yellow; outer petals acute, crest broad; upper petal ca. 11 mm; spur short, ca. 4 mm, narrow, attenuate toward slightly downcurved apex; nectary ca. 1/2 as long as spur, slender; inner petals 5.5-6 mm. Ovary elliptic; style 2-2.5 mm; stigma square, apically emarginate, with diffuse confluent apical papillae, base with prominent lobes tipped with papillae. Fl. Jun-Jul.
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