1. Corymborkis veratrifolia (Reinwardt) Blume, Coll. Orchid. 125. 1859.
管花兰 guan hua lan
Hysteria veratrifolia Reinwardt, Syll. Pl. Nov. 2: 5. 1826; Corymbis veratrifolia (Reinwardt) H. G. Reichenbach; Corymborkis assamica Blume; C. sakisimensis Fukuyama.
Plants 80-100 cm tall. Stem erect, subterete, 8-12 mm in diam., with many leaves. Leaves narrowly elliptic or narrowly elliptic-lanceolate, 25-38 × 5.5-10 cm, abaxially often brown scurfy, basal sheaths 5-9 cm, apex long acuminate. Inflorescence a panicle, 5-9 cm, 2-6-branched, 10-30- or more flowered; bracts at branch base lanceolate, 1-1.5 cm; floral bracts ovate, 2-4 mm. Flowers fragrant, not widely spreading, white, tubular or campanulate, 3.2-3.8 cm; pedicel and ovary 4-6 mm. Sepals similar, oblanceolate-linear or narrowly spatulate, 3.2-3.8 cm, ca. 2 mm wide at narrow base, apically 5-6 mm wide. Petals similar to sepals; lip ca. as long as sepals, long clawed, apically dilated; apical lobe orbicular or broadly ovate-elliptic, ca. 1 × 1 cm, with 2 longitudinal ridges, margin undulate, apex acute and recurved. Column subcylindric, shorter than lip; rostellum bifid, ca. 3 mm. Fl. Jul.
In shade in dense forests; 700-1000 m. SW Guangxi, Taiwan, S Yunnan [Cambodia, India, Indonesia, Japan (Ryukyu Islands), Laos, Malaysia, Myanmar, Sri Lanka, Thailand, Vietnam; N Australia, SW Pacific islands].
The extensive extra-Chinese synonymy is not cited here.