Volume 12 > Part 2 > Year 2014 > Page 550 > Orchidaceae > Nephelaphyllum

2. Nephelaphyllum tenuiflorum Blumewfo-0000251507

Bijdr.: 373. 1825; Lindl., Gen. Sp. Orchid. Pl.: 24. 1830; Blume, Coll. Orchid.: 170, t. 61, fig. 2. 1858; Hook.f., Fl. Brit. India 5: 819. 1890; Ridl., Fl. Malay Penins. 4: 115. 1924; Schltr., Candollea 6: 443. 1936; Holttum, Revis. Fl. Malaya 1, ed. 2: 178. 1957; Seidenf. & Smitinand, Orchids Thail.: 105. 1959; Cumberlege, Nat. Hist. Bull. Siam Soc. 20: 159. 1963; Backer & Bakh.f., Fl. Java 3: 291. 1968; Seidenf., Contrib. Revis. Orchid Fl. Cambodia, Laos & Vietnam: 83. 1975; Opera Bot. 89: 22. 1986; Opera Bot. 114: 82. 1992; S.C.Chen & J.J.Wood in Z. Wu et al. (eds.), Fl. China 25: 280. 2009.— Tainia tenuiflora (Blume) Gagnep., Bull. Mus. Hist. Nat. (Paris), sér. 2, 4(5): 706. 1932; Gagnep. in Lecomte & Humbert, Fl. Indo-Chine 6: 380. 1933. Fig. 300; Plate XLVI: 3.

Accepted Name : This is currently accepted.

Synonyms & Citations :

Description : Flowering shoots 15−25 cm tall, internodes 2−4 by 0.3−0.5 cm, green with brown spots or bands. Foliage leaves 1−3, crowded on upper part of stem, pink or purplish, sometimes with pale red spots or bands on upper surface, pink, dark purple or green on lower surface; petiole 2−3 cm long; lamina ovate with more or less cordate and often oblique base, acute or acuminate, 4−10 by 2−6 cm. Inflorescence spicate, oblongoid, laxly 8- to 15-flowered; peduncle 5−6 cm long; rachis 3−5 cm long, floral bracts ovate-lanceolate. Flowers short-pedicelled to subsessile, drooping, green to greenish-yellow. Sepals glabrous, similar in shape and size, oblanceolate, 7−8 by 2−3 mm, green at base and yellowish or yellowish-green at margin with 3 dark green streaks, margin straight, apex curled down or slightly reflexed. Petals more or less similar to sepals, oblanceolate, 8−9 by 2−3 mm, glabrous, green at base and yellowish or yellowish-green at apex with 3 dark green streaks, margin straight, apex slightly reflexed. Labellum 9−10 by 4−5 mm, differentiated into a channelled hypochile and a more or less flat epichile, yellowish or yellowish-green; hypochile finely pubescent in 2 more or less confluent rows and with hairy margins; epichile ornamented by a tuft of high fat papillae; spur globular, dark green. Column 3−5 by 2−3 mm; anther ca 2 by 2 mm. Ovary ca 5 by 1 mm. Capsule 1.5−2 by 0.5−1 cm.

Thailand : NORTHERN: Nan, Phitsanulok; NORTH-EASTERN: Phetchabun (Nam Nao), Loei (Phu Luang); EASTERN: Nakhon Ratchasima (KhaoYai); PENINSULAR: Surat Thani (Khao Nong).

Distribution : India, China, Vietnam, Laos, Cambodia, Malaysia, Indonesia (type).

Ecology : Shaded areas in moist evergreen forests and hill evergreen forests.

Vernacular : Son aep phu (ซ่อนแอบภู).