Stems 30--40 cm tall, glabrous. Petiole 7--13.5 cm; leaf blade 4--5.5 × 6.5--9 cm, glabrous on both surfaces; segments serrate at margin, apex acute. Flowers 1.8--3 cm in diam. Sepals white or greenish white, obovate or elliptic, 1.2--1.6 cm × 6--9 mm. Stamens 6--8.5 mm. Follicles 30--60, 7--10 mm; persistent style 1.5--2 mm; projection present on abaxial suture.

Records of this species from mainland China (e.g., in FRPS) are referable to Calathodes unciformis .

* Open slopes at high elevations. Taiwan.