细茎羊耳蒜 xi jing yang er suan

Cestichis condylobulbon (H. G. Reichenbach) M. A. Clements & D. L. Jones; Leptorkis condylobulbon (H. G. Reichenbach) Kuntze; Liparis confusa J. J. Smith; L. dolichopoda Hayata.

Herbs, epiphytic or lithophytic. Rhizomes long, ca. 2.5 mm in diam. Pseudobulbs borne 2-4 cm apart on rhizome, green, glossy, cylindric, 6-12 cm × 5-8 mm, attenuate toward apex. Leaves 2, lanceolate or oblanceolate-linear, 10-15 × 1-1.5 cm, base contracted into a short petiole, articulate, apex obtuse or acute. Inflorescence 10-20 cm; rachis densely many flowered; floral bracts lanceolate, ca. 3 mm. Flowers pale green or nearly white; pedicel and ovary ca. 5 mm. Sepals oblong, ca. 3.5 × 1-1.5 mm, apex obtuse. Petals linear, ca. 3.5 × 0.5 mm, apex obtuse; lip obovate, ca. 3 × 2 mm, inconspicuously bilobed. Column ca. 2 mm. Fl. Sep-Nov. 2n = 30, 42.

On dry and open rocks or tree trunks; 100-500(-1800) m. Taiwan [Indonesia, Malaysia, New Guinea, Philippines, Thailand; Pacific islands].