Stem 50--70 cm tall, spreading puberulent and yellow glandular puberulent, branched. Leaf blade 5--7 cm wide, base cordate; primary lobes separate for at least 60% of blade radius; central lobe broadly rhombic or obtrapezoid-rhombic, 3-lobulate, distally few lobulate or few dentate, apex acute; ultimate lobules lanceolate; proximal leaves usually not withered. Raceme 20--30 cm, 8--20-flowered, densely retrorsely puberulent and yellow glandular puberulent; proximal bracts leaflike, distal ones oblong. Pedicels 1.2--5.5 cm; bracteoles distal, narrowly oblong, lanceolate, or oblanceolate, 6--11 mm. Sepals purplish, abaxially puberulent and glandular puberulent; spur cylindric-subulate, 1.5--1.7 cm, base 3--4 mm in diam.; other sepals 1--1.2 cm. Petals 2-lobed, glabrous. Staminode limb subdeltoid, 2-lobed, yellow barbate. Filaments glabrous. Carpels 3; ovaries puberulent. Fl. Sep.
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