Volume 12 > Part 2 > Year 2014 > Page 457 > Orchidaceae > Cymbidium

9. Cymbidium finlaysonianum Lindl.wfo-0000934395

Gen. Sp. Orchid. Pl.: 164. 1833; Seidenf., Opera Bot. 72: 76, fig. 41, t. IVc. 1984; Du Puy & P.J.Cribb, Gen. Cymbidium: 138, fig. 62(7), 71–72, t. 12, map 14. 2007. Fig. 255; Plate XXXVII: 1–2.

Accepted Name : This is currently accepted.

Synonyms & Citations :

Description : Epiphytic or lithophytic herb. Pseudobulbs up to 8 by 5 cm, ovoid, bilaterally flattened. Leaves 4–7, sessile, up to 36–100 by 2.7–6 cm, ligulate, obtuse to emarginate and unequally bilobed at apex, coriaceous and rigid, almost erect. Inflorescence 20–140 cm long, sharply pendulous, with 12–26 well-spaced flowers; rachis ca 25–110 cm long, usually slender and zig-zag above; bracts 1–3 mm long. Flowers 4–5.7 cm across; usually fruit-scented; sepals and petals dull green to straw-yellow, usually suffused with red-brown towards the tips of the sepals and along the centre of the petals; labellum white, side lobes suffused and veined with purple red, mid-lobe yellow in front of the ridges and with a submarginal, U-shaped, purple-red apical blotch and often some other reddish spotting; ridges bright yellow in front, stained purple-red behind. Dorsal sepal 25–33 by 7–11 mm, narrowly ligulate-elliptic, obtuse, erect, margins revolute; lateral sepals similar, oblique, spreading. Petals 24–30 by 7–11 mm; narrowly elliptic to ovate, obtuse to subacute, porrect, margins revolute. Labellum 24–28 by 14–18 mm when flattened, usually broadest across the side lobes, papillose or with some minute hairs; side lobes usually also exceeding the anther, tips triangular, acute to acuminate, porrect; mid-lobe 11–14 by 11–14 mm, broadly elliptic, obtuse to emarginate, mucronate, recurved, margin undulate; ornaments of 2 parallel, well-defined, raised ridges that terminate abruptly at the base of the mid lobe. Column 15–18 mm long; pollinia 2. Capsule 5–10 by 3–4 cm, oblong-ellipsoidal.

Thailand : NORTH-EASTERN: Udon Thani; CENTRAL: Nonthaburi, Krung Thep Maha Nakhon (Bangkok); SOUTH EASTERN: Chon Buri, Rayong, Chanthaburi, Trat; PENINSULAR: Surat Thani, Phuket, Nakhon Si Thammarat, Trang, Songkhla.

Distribution : S Indochina (type from Vietnam), Peninsular Malaysia, Sumatra, Borneo, widely in the Philippines, Sulawesi and W Java; from sea level to 300 m alt.

Ecology : On trees in open lowland forests or secondary forests or on exposed coastal rocks, often in full sun. Flowering: April–September.

Vernacular : Karekaron doi (กะเรกะร่อนดอย), karekaron pak pet (กะเรกะร่อนปากเป็ด)(Central).