Platyclinis.\ 
CXXXVI. ORCHIDEjE. 
25 
Arms oblong toothed from near stigma. 
Pseudobulbs distant on long rhizome . . (8) P, camosa 
Pseudobulbs crowded; rhizome short. 
Lip side-lobes round, 2 curved ealli at base (9) P. Kingii 
Lip side-lobes toothed, a double keel at base (10) P. sarawakensis 
(1) P. longifolia Hemsl. Gard. Chron. 1881, ii. 656; Ridl. 
Mat. i. 26. Dendrochilum bracteosum Rchb. fit. Walfi. Ann. vi. 
241. 
Pseudobulbs numerous elongate-conic, 3 to 4 in. long. Leaf 
lanceolate acuminate, 6 to 13 in. long, 1 to 2*5 in. wide; petioles 
2 to 4 in. long. Racemes 12 to 15 in. long, lower half nude. Bracts 
oblong convolute, -12 in. long. Flowers 40, *25 in. wide. Sepals 
and petals lanceolate acute ochreous. Lip pandurate, lobes short 
acute, midlobe much larger obovate-oblong, dark brown, edges 
lighter, 2 low keels. Column pale, arms long linear from middle 
erect, hood toothed. Capsule globose-oblong, 1 in. long. Hab. In 
mangrove swamps and forests, Singapore, Kranji; Sungei Jurong. 
Johor, Batu Pahat. Pahang, Selinsing (Machado). Perak, Her¬ 
mitage Hill. Distrib. Borneo, Java, Papua. 
(2) P. gracilis Hook. fit. F.B.I. v. 708; Ic. PI. t. 2016; Ridl. 
Mat. i. 27. 
Pseudobulbs 1 in. long, conic. Leaf elliptic-lanceolate blunt, 
*4 to 6 in. long, 1 in. wide; petioles -5 to 1 in. long. Raceme 
4 to 6 in. long, lower third nude. Flowers numerous. Bracts 
lanceolate acute, -12 in. long. Sepals and petals lanceolate acumi¬ 
nate acute pale green. Lip pandurate, side-lobes narrow linear 
pale greenish white, midlobe obovate or cuneate acuminate, white 
with red centre bar and median green line, or yellowish with brown 
centre, keels 3 thick from base to centre green. Column slender, 
arms long from middle of column. Capsule elliptic, *5 in. long. 
Hab. Mountains at 4000 to 5500 ft. altitude. Pahang, Gunong 
Tahan (Robinson). Selangor, Mengkuang Lebah (Robinson and 
Kloss). Perak, Thaiping Hills (Kunstler). 
var. angustifolia Ridl. l.c. Leaves linear blunt, 5 in. long, 
•36 in. wide. Perak, Bujong Malacca (Ridley). Distrib. Java. 
(3) P. linearifolia Ridl. Journ. Linn. Soc. xxxii.; Mat. i. 27. 
Dendrochilum linearifolium Hook. fU. F.B.I. v. 782; Ic. PI. t. 
1859- 
Pseudobulbs fusiform conic, -2 in. long. Leaf linear-lanceolate, 
2 in. long, -25 in. wide; petioles -5 in. long. Raceme nodding, 
3 in. long, lower half nude. Flowers -3 in. wide, about 20, yellowish. 
Bracts lanceolate acute. Sepals and petals lanceolate acuminate. 
Lip oblong or obovate, side-lobes short triangular acute, midlobe 
ovate-oblong or quadrate sub-acute, keels 3. Column arms from 
near the base shorter, hood round entire. Hab. Mountains on 
trees and rocks at 4000 to 5500 ft. altitude. Not rare. Pahang, 
Telom; Gunong Berumbun; Gunong Tahan. Malacca, Mt. Ophir 
