Stem 30--50 cm tall, proximally sparsely yellow glandular puberulent or glabrous, simple. Leaf blade 7--10 cm wide, base cordate; primary lobes separate for less than 60% of blade radius; central lobe rhombic-obovate, 3-lobed, distally incised dentate, apex acute; ultimate lobules ovate; proximal leaves withered. Raceme 11--20 cm, densely 15--20-flowered, yellow glandular puberulent; proximal bracts leaflike, distal ones lanceolate. Pedicels 0.8--5 cm; bracteoles distal, linear-lanceolate, 12--15 mm. Sepals purplish blue, abaxially puberulent; spur cylindric-subulate, 1--1.9 cm, base 3--4 mm in diam.; other sepals 1.1--1.7 cm. Petals 2-lobed, ciliate. Staminode limb narrowly ovate, 2-lobed, ciliolate. Filaments glabrous. Ovaries sparsely puberulent. Fl. Aug--Oct.
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