Caudex unknown. Stem appressed pubescent. Leaves glabrous, proximal cauline leaves with petiole 6--12 cm; leaf blade cordate-pentagonal, ca. 6.5 × 12 cm, 3-sect; central segment broadly rhombic, subpinnatisect, ultimate lobes lanceolate-linear; lateral segments obliquely flabellate, unequally 2-parted nearly to base. Inflorescence paniclelike, to 35 cm, many flowered; rachis and pedicels retrorse and appressed pubescent; proximal bracts leaflike, distal ones ovate, entire. Pedicels 1--1.5 cm, with 2 bracteoles above middle; bracteoles broadly ovate or suborbicular. Sepals purple, abaxially subglabrous; lower sepals ovate, to 8 mm; lateral sepals obliquely obovate, ca. 1 cm; upper sepal galeate, to 1.5 cm, shortly beaked, to 1.2 cm from base to beak, lower margin slightly suberect. Petals glabrous; lip slightly concave at apex; spur subglobose, short, ca. 1 mm. Stamens glabrous; filaments entire. Carpels 5, appressed pubescent. Fl. Aug--Sep.
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