5. Tainia penangiana J. D. Hooker, Fl. Brit. India. 5: 820. 1890.
绿花带唇兰 lü hua dai chun lan
Ania hookeriana (King & Pantling) Tang & F. T. Wang ex Summerhayes; A. penangiana (J. D. Hooker) Summerhayes; Ascotainia hookeriana (King & Pantling) Ridley; A. penangiana (J. D. Hooker) Ridley; Tainia hookeriana King & Pantling; T. taiwaniana S. S. Ying.
Pseudobulbs close, purplish red or dark brownish green, ovoid, to 3 cm in diam., ± covered with sheaths. Petiole 27-32 cm; leaf blade oblong, ca. 35 × 6-9 cm, apex acuminate. Peduncle to 60 cm, 4-5 mm in diam., with 3 or 4 membranous sheaths below; rachis 15-20 cm, laxly few to 10-flowered; floral bracts narrowly lanceolate, usually 6-7 mm, membranous. Flowers yellowish green with orange-red spots and stripes, lip white with reddish spots and yellow tip; pedicel and ovary ca. 15 mm. Sepals similar, oblong-lanceolate, 18-21 × 3-5 mm, 7-veined, acuminate. Petals oblong, 17-20 × 3-4 mm, 7-veined, acute; lip obovate, ca. 15 mm, adaxially ± finely papillate, 3-lobed; lateral lobes suberect, ovate-oblong, obtuse and slightly incurved; mid-lobe orbicular or ovate-triangular, acute; disk with 3 lamellae extending to mid-lobe where raised or sometimes crestlike; spur exserted beyond base of lateral sepals, 3-5 mm, obtuse. Column subcylindric, ca. 1 cm; rostellum nearly ligulate, unlobed; anther cap without appendages. Fl. Feb-Mar. 2n = 40, 72.
Evergreen broad-leaved forests, streamsides; 700-1000 m. S and W Hainan, Taiwan [NE India, Malaysia (Peninsular), Thailand, Vietnam].