Cleisostoma subulatum

Cleisostoma subulatum Blume, Bijdr. 363 1825. (syn: Cleisostoma amabile Teijsm. & Binn.; Cleisostoma dealbatum Lindl.; Cymbidium flavescens Llanos; Cypripedium linearisubulatum Llanos; Saccolabium secundum (Griff.) Ridl.; Sarcanthus amabilis (Teijsm. & Binn.) J.J.Sm.; Sarcanthus dealbatus (Lindl.) Rchb.f.; Sarcanthus oxyphyllus Wall. ex Rchb.f.; Sarcanthus secundus Griff.; Sarcanthus subulatus (Blume) Rchb.f.);
.
E. Himalaya to Malesia: Andaman Is., Assam, Bangladesh, Borneo, Cambodia, East Himalaya, Jawa, Laos, Lesser Sunda Is., Malaya, Maluku, Myanmar, Philippines, Sulawesi, Sumatera, Thailand, Vietnam as per POWO;

Andaman Is.; Assam; Bangladesh; Borneo; Cambodia; East Himalaya; Jawa; Laos; Lesser Sunda Is.; Malaya; Maluku; Myanmar; Philippines; Sulawesi; Sumatera; Thailand; Vietnam as per Catalogue of Life;
.
Common name: Awl-Leaf Closed-Mouth Orchid

Plant pendent. Stem slender, compresed, covered by leaf sheaths; sheaths tubular, 1.5-2cm long. Leaves distichous, fleshy, linear-oblong to oblong-lanceolate, 1-ribbed beneath, ape x gradually and finely acuminate, abruptly narrowed towards channelled base, jointed, sheaths , 8.5-30 x 0.6-1.1cm. Inflorescence lateral (a x illary),leaf-opposed,pendent, racemose, la x ly 5- to many-flowered; peduncle glabrous, sheathed at base, 0.7-2cm long; sheaths tubular; rachis glabrous, 2-11cm long; floral bracts ovate, subacute, scale-like, 1-1.2 x 0.4-0.5mm. Flower scentless, 3-5mm long; sepals and petals pale yellow with intra-marginal bands of golden to red-brown, lip white with purple-pink apical lobe; pedicel and ovary glabrous, 2-2.5mm long. Sepals similar,ovate-eliptic to ovate-spathulate, subacute, spreading, 4.5 x 1.5-2mm. Petals obovate-oblong, obtuse, spreading, 3.4 x 1-1.5mm. Lip fleshy, adnate ti the column base, saccate-spurred, 3-4mm long; hypochile with 2 short, suborbicular to triangular lateral lobes; epichile concave, oblong, acute, spur funnel shaped, obtuse,septate and bearing a bulbous, projecting callus from front and back walls, 3-4 x 1-1.5mm. Column very short, stout, semi-terete, lacking a foot; anthers cap depressed, long-beaked; caudicle long; tapering; stigma obovate. Fruit ellipsoid, 3-ridged, 1.2-1.8 x 0.4-0.5cm.
(Attributions- N. R. Pearce & P. J. Cribb. Orichds of Bhutan. Published by RGoB and RBGE. 2002 as per Bhutan Biodiversity Portal)
.