红唇鸢尾兰 hong chun yuan wei lan

Iridorkis rufilabris (Lindley) Kuntze; Malaxis rufilabris (Lindley) H. G. Reichenbach.

Stem short or inconspicuous. Leaves 3 or 4, subbasal, distichous-equitant, laterally compressed, linear or linear-lanceolate, 1.5-6.5 × 0.3-0.8 cm, with 3-5 visible veins when dried, central vein relatively thick, base not articulate, attenuate, apex acute or obtuse. Peduncle subterete, 3.5-8 cm, wingless, lower part with many subulate or narrowly lanceolate sterile bracts; rachis 2.5-6.5 cm, 2.5-5 mm in diam., more than 100-flowered; floral bracts narrowly lanceolate, 2-3(-4) mm, apex aristate. Flowers 3 or 4 in a whorl, red, anther cap white; pedicel and ovary ca. 0.5 mm. Sepals ovate, ± cymbiform, 0.8-0.9 × 0.5-0.6 mm, apex acute or obtuse. Petals suboblong, ca. 0.7 × 0.2 mm, margin inconspicuously erose, apex obtuse; lip 1.2-1.4 × ca. 0.4 mm, 3-lobed; mid-lobe deeply lobed again; lateral lobes transversely spreading, narrowly lanceolate, ca. 0.3 mm; mid-lobe with 2 divergent, lanceolate or linear-lanceolate lobules ca. 0.7 mm, base with a minute, elongate pit. Column ca. 0.5 mm, stout, toothed. Capsule obovoid-ellipsoid, ca. 2 × 1.2 mm; fruiting pedicel ca. 0.6 mm. Fl. and fr. Nov-Jan.

Epiphytic on trees in forests; 800-1000 m. S Hainan, SE Yunnan [Bangladesh, Cambodia, NE India, Malaysia, Myanmar, Nepal, Thailand, Vietnam].