CXXXVI. ORCHIDE^E. 
39 
Dendrobium.] 
tip crisped bilobed, white, centre bar thickened, tip yellow. Hab. 
Not rare, on trees. Singapore, Kranji; Changi. Johor, Kwala 
Kahang (Kelsall); Tana Runto. Pahang, Pekan. Malacca 
(Griffith). Negri Sembilan, Port Dickson (Williams). Penang. 
Distrib. Tenasserim, Siam, Sumatra, Borneo. 
(16) D. kentrophyllum Hook. fil. F.B.I. vi. 725 ; Ic. PI. t. 
2021 ; Ridl. Mat. i. 42. 
Stems tufted stout, 4 to 8 in. long. Leaves sub-terete straight 
thick acute, *5 to 1 in. long, sheaths *25 in. long. Flowers lateral 
on the terminal leafless portion, *5 in. long. Upper sepal ovate- 
oblong, laterals blunt; mentum more than twice as long as the 
upper sepal stout incurved narrowed to tip. Lip spathulate long- 
clawed bilobed. Capsule pear-shaped on slender pedicel, -12 in. 
long. Hab. Rare and little known. Pahang, Tahan River. Perak, 
Gunong Hijau (Scortechini). 
(17) D. subulatum Hook. fil. F.B.I. v. 726; Ridl. Mat. i. 43. 
Podochilus bicolor Miq. Choix t. 22, /. 3. 
Stems tufted numerous, 2 to 6 in. tall, slender. Leaves narrow 
pungent slightly flattened recurved, -5 in. long, sheaths -25 in. long. 
Flowers solitary from the axils of the leafless part, nearly *5 in. 
long. Upper sepals small lanceolate blunt, laterals triangular 
acute; mentum twice as long, all white veined pink. Petals 
linear. Lip oblong truncate, tip broad shortly 3-lobed white, a 
yellow spot at tip. Hab. Singapore, Bukit Timah; Kranji. Johor. 
Selangor, Batu Caves; Kwala Lumpur. Perak (Scortechini). 
Penang, Western Road (Curtis). Distrib. Java, Borneo. 
(18) D. flexile Ridl. Journ. Linn. Soc. xxxii. 251; Mat. 
i. 42. 
Stems numerous, 3 in. long, slender, flexuous, pendulous. Leaves 
terete acuminate acute appressed to stem, *75 in. long. Flowers 
sub-terminal, -5 in. long, white. Upper sepals small lanceolate 
acute, laterals ovate triangular acute; mentum much larger, 
curved blunt. Petals small linear. Lip, claw linear entire, limb 
obovate round, tip obscurely 3-lobed, edge toothed, a central 
orange spot. Hab. Not common, on trees low down. Singapore, 
Bukit Timah. Johor, Pulau Aor (Feilding). 
(19) D. calcaratum Lindl. Bot. Reg. 1840, Misc. 219. D. 
conostalix Rchb. fill. Walp. Ann. vi. 292 ; Ridl. Mat. i. 43. D. 
Teysmanni Miq. FI. Ind. Bat. iii. 540. D. Lobbii Teysm. and 
Binn. Nat. Tijdr. Ned. Ind. iii. 339. 
Terrestrial herb with erect slender wiry stems, 1 to 2 ft. tall. 
Leaves narrow linear, tip unequally bilobed, stiff, 3 in. long, -25 in. 
wide, sheaths 1*5 in. long, hairy. Flowers *5 in. long in axillary 
pairs. Bracts small ovate. Upper sepal ovate with 3 olive streaks, 
laterals larger acute; mentum very long straight blunt. Lip base 
narrow, yellowish white, side-lobes tooth-like acute, midlobe round 
retuse. Column short, base dilate, arms erect tooth-like. Capsule 
