Stem 40--60 cm, slender. Leaves linear, 4--7 cm × 3--5 mm. Flower solitary, nodding. Tepals with dark reddish brown spots only on margin, narrowly oblong-lanceolate; nectaries blackish, glabrous.

This is an unclear species; no specimens have been seen by the present authors.

* W Yunnan (Binchuan Xian).