Stem ca. 60 cm tall, densely retrorsely puberulent, much branched. Leaf blade 3--8 cm wide, base deeply cordate; primary lobes separate for at least 90% of blade radius; central lobe broadly rhombic-obovate, dissected nearly to midvein, distally entire or 3--5-lobulate, apex acute; ultimate lobules narrowly lanceolate or linear; proximal leaves usually withered. Corymb 4--7 cm, usually 2-or 3-flowered; bracts leaflike. Pedicels 1.5--5.5 cm, densely appressed puberulent; bracteoles borne near middle of pedicel or distally, oblong or linear, 2--6 mm. Sepals blue, abaxially puberulent; spur subulate, 2--2.2 cm, base ca. 2 mm in diam.; other sepals ca. 1.4 cm. Petals undivided, glabrous. Staminode limb obovate, 2-lobed or 2-cleft, yellow barbate. Filaments glabrous. Carpels 3; ovaries densely appressed puberulent. Fl. Jul--Aug.
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