27 
Platyclinis.\ cxxxvi. orchidee;. 
distant. Leaf coriaceous elliptic-lanceolate blunt, base narrowed, 
4-5 in. long, 1*5 in. wide or smaller; petioles -5 in. long. Scape 
nodding, 4 to 6 in. long, basal half nude. Bracts lanceolate blunt. 
Flowers numerous fleshy. Sepals broad lanceolate blunt. Petals 
shorter. Lip fleshy, side-lobes minutely toothed, tips free lanceolate 
acuminate, ridges 2, short from base to near middle of lip, midlobe 
ovate acuminate toothed. Column short straight, hood oblong tall 
toothed, arms short from near stigma, broad acuminate. Hab. 
Perak, Gunong Kerbau at 6500 ft. altitude (Robinson). 
(9) P. Kingii Hook. fil. F.B.I. v. 708; Ic. PL t. 2015. 
Pseudobulbs elliptic-oblong, 1 in. long. Leaf lanceolate-linear 
acuminate, 6 to 10 in. long, -25 in. wide. Racemes 9 in. long, 
lower half nude. Flowers about 24, pale green, lip darker, *25 in. 
wide. Bracts lanceolate twice as long as ovary. Sepals lanceolate 
acute. Petals wider. Lip side-lobes broad round, midlobe ovate 
or lanceolate with 2-curved calli at base. Column very short, 
broad arms short toothed from upper part, hood long entire. Hab. 
Mountains, Pahang, Gunong Tahan. Perak, Thaiping Hills (all 
collectors); Gunong Kerbau (Robinson). Distrib. Borneo. 
(10) P. sarawakensis Ridl. Joarn. Linn. Soc. xxxi. 267. 
Pseudobulbs oblong, -75 in. long. Leaf lanceolate, 7 in. long, 
•75 in. wide; petioles 1 in. long. Racemes 8 in. long. Bracts 
lanceolate acute. Sepals lanceolate acute. Petals blunt, all 
greenish yellow. Lip side-lobes sub-quadrate toothed, midlobe 
oblong ovate cuspidate, green, a double keel at base. Column 
short, hood large, arms very short oblong toothed. Hab. Rare. 
Perak, Thaiping Hills (Curtis). Distrib. Borneo. 
6 . DIPLOCAULOBIUM, Rchb. fil 
Epiphytes pseudobulbs slender crowded. Leaf 1, coriaceous. 
Flower solitary terminal from an ovate or lanceolate bract on a 
long slender peduncle. Sepals and petals lanceolate caudate, 
mentum short blunt. Lip 3-lobed, side-lobes erect falcate, mid¬ 
lobe longer, base narrowed, tip abruptly dilate with 2 keels. 
Column very short. Species about 30, Amboina, Papua, Polynesia, 
1 in Singapore and Borneo. 
(1) D. longicolle Kranzl. Pflanzenrcich. iv. 50, p. 340. Den- 
drobium longicolle Lindl. Bot. Reg. 1840; Mi sc. 127; Ridl. Mat. i. 34. 
Rhizome short; pseudobulb in large clumps flattened, club- 
shaped, 4 to 8 in. long, -12 in. through at base. Leaf lanceolate 
unequally bilobed, 5 in. long, 1 in. wide. Bracts brown lanceolate 
acute, 1 in. long. Pedicel 3 in. long. Sepals 1-5 in. long, -25 in. 
wide at base, yellow, tipped red, mentum *25 in. long. Petals 
similar smaller. Lip yellow, side-lobes *25 in. long, midlobe cordate, 
edge crisped, base narrowed. Column yellow. Hab. Rare. On 
tree-stumps and on the ground, woods near the sea, Singapore 
(Cuming); Sungei Morai (Ridley). Distrib. Borneo. 
