Rhizome branched, erect, short, 15--20 × 10--12 mm. Leaves 3--7, some scalelike and 5--7 × 10--12 mm; petiole 5--15 cm, sparsely puberulent; leaf blade 3-parted, pentagonal, 3--5 × 3--7 cm, base cordate-truncate, margin sparsely denticulate, apex acuminate or long acuminate; central segment 3-lobed, rhombic; lateral segments unequally 2-lobed. Scape 20--30(--40) cm, sparsely puberulent; cyme 3--6-flowered. Involucral bracts 3--9, in 2 whorls, sessile; bract blade 3-lobed or undivided, narrowly rhombic, 6--20 mm, sparsely puberulent, base cuneate, margin dentate. Pedicel 3--8 cm, densely puberulent. Sepals 5, white, obovate, 4--5 × 2--3 mm, sparsely puberulent along central line, basal veins 3--5, vein anastomoses 3--5. Stamens 2--2.5 mm; filament filiform; anther cylindric, ca. 1 mm, apex obtuse. Pistils glabrous. Achene body ovoid, 3--4 × ca. 2 mm, longitudinally 1-veined, glabrous; style hooked, ca. 1 mm, persistent. Fl. Feb.

* SW Guizhou (Xingyi Xian).