Stem ca. 27 cm tall, sparsely hispid proximally, sparsely retrorsely puberulent distally. Leaf blade 3--8 cm wide, base cordate; primary lobes separate for at least 90% of blade radius; central lobe rhombic, 3-parted, distally few lobulate or few dentate, apex acute; ultimate lobules lanceolate to linear; proximal leaves not withered. Corymb ca. 12 cm, ca. 2-flowered; bracts leaflike. Pedicels 8--13 cm, densely retrorsely appressed puberulent; bracteoles borne proximally or near middle of pedicel, linear, ca. 9 mm. Sepals blue-purple, distally acuminate, abaxially appressed puberulent; spur subulate, ca. 2.5 cm, slightly recurved, base ca. 3 mm in diam.; other sepals 2.5--2.9 cm. Petals distally emarginate, ciliate. Staminode limb broadly ovate, 5--6 mm, 2-cleft nearly to middle, yellow barbate. Filaments glabrous. Carpels 3; ovaries densely puberulent. Fl. Jul.
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