Plants 1--1.7 m tall. Rhizomes, leaves, and capsules with odor of coriander ( Coriandrum sativum Linnaeus). Leaves sessile; ligule brownish, entire, 4--10 mm, glabrous; leaf blade elliptic or narrowly so, 20--40 × 5--12 cm, glabrous, base cuneate or attenuate, apex acuminate or caudate. Spikes subobovoid, ca. 7 × 4.5 cm, subcapitate and 5--5.5 × 7.5--8 cm in fruit; peduncle 2--3 cm; bracts red, ca. 4 × 1 cm; bracteoles red, tubular, ca. 2.8 cm. Calyx red, ca. 2 cm, apex obtusely 3-toothed. Corolla tube pale yellowish green, ca. 2 cm; lobes red, central one ca. 2.4 cm × 8 mm, lateral ones narrower. Lateral staminodes absent. Labellum ca. 4 × 2.5 cm, margin crisped; central lobe pale orange, broadly ovate; lateral lobes yellowish, auriclate, small. Filament ca. 7 mm; anther ca. 1 cm; connective appendage 3-lobed, ca. 3 × 11 mm, margin yellowish brown. Ovary subellipsoid, ca. 7 × 4 mm. Capsule purplish red, ellipsoid, 3.8--4.2 × 2.3--2.5 cm. Seeds brown, ca. 6 × 4 mm, 3-angled. Fl. May, fr. Jul.

* Forests; 1300--1500 m. S Yunnan.