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Dendrobium.] CXXXVI. ORCHIDE1E. 39<br />
tip crisped bilobed, white, centre bar thickened, tip yellow. Hab.<br />
Not rare, on trees. Singapore, Kranji; Changi. Johor, Kwala<br />
Kahang (Kelsall); Tana Runto. Pahang, Pekan. Malacca<br />
(Griffith). Negri Sembilan, Port Dickson (Williams). Penang.<br />
Distnb. Tenasserim, Siam, Sumatra, Borneo.<br />
(16) D. kentrophyllum Hook. fil. F.B.I. vi. 725; Ic. Pl. t.<br />
2021; Ridl. Mat. i. 42.<br />
Stems tufted stout, 4 to 8 in. long. Leaves sub-terete straight<br />
thick acute, '5 to 1 in. long, sheaths '25 in. long. Flowers lateral<br />
on the terminal leafless portion, '5 in. long. Upper sepal ovateoblong,<br />
laterals blunt; mentum more than twice as long as the<br />
upper sepal stout incurved narrowed to tip. Lip spathulate longclawed<br />
bilobed. Capsule pear-shaped on slender pedicel, '12 in.<br />
long. Hab. Rare and little known. Pahang, Tahan River. Perak,<br />
Gunong Hijau (Scortechini).<br />
(17) D. subulatum Hook. fil. F.B.I. v. 726; Ridl. Mat. i. 43.<br />
Podochilus bicolor Mlq. ChOIX t. 22, f. 3.<br />
Stems tufted numerous, 2 to 6 in. tall, slender. Leaves narrow<br />
pungent slightly flattened recurved, '5 in. long, sheaths '25 in. long.<br />
Flowers solitary from the axils of the leafless part, nearly '5 in.<br />
long. Upper sepals small lanceolate blunt, laterals triangular<br />
acute; mentum twice as long, all white veined pmk. Petals<br />
linear. LIP oblong truncate, tip broad shortly 3-lobed white, a<br />
yellow spot at tip. Hab. Singapore, Bukit Timah; Kranji. Johor.<br />
Selangor, Batu Caves; Kwala Lumpur. Perak (Scortechini).<br />
Penang, Western Road (Curtis). Dtstrlb. Java, Borneo.<br />
(18) D. flexile Ridl. ] ourn. Lmn. Soc. xxxii. 251; Mat.<br />
i. 42.<br />
Stems numerous, 3 in. long, slender, flexuous, pendulous. Leaves<br />
terete acuminate acute appressed to stem, '75 in. long. Flowers<br />
sub-terminal, '5 in. long, white. Upper sepals small lanceolate<br />
acute, laterals ovate triangular acute; mentum much larger,<br />
curved blunt. Petals small linear. Lip, claw linear entire, limb<br />
obovate round, tip obscurely 3-lobed, edge toothed, a central'<br />
orange spot. Hab. Not common, on trees low down. Singapore,<br />
Bukit Timah. Johor, Pulau Aor (Feilding).<br />
(19) D. calcaratwn Lmdl. Bot. Reg. 1840, Misc. 219. D.<br />
conostalix Rchb. fil. Walp. Ann. vi. 292; Rtdl. Mat. i. 43. D.<br />
Teysmanni Miq. Fl. Ind. Bat. iii. 540. D. Lobbii Teysm. and<br />
Binn. Nat. Ttjdr. Ned. Ind. iii. 339.<br />
Terrestrial herb with erect slender wiry stems, 1 to 2 it. tall.<br />
Leaves narrow linear, tip unequally bilobed, stiff, 3 in. long, '25 in.<br />
wide; sheaths 1'5 in. long, hairy. Flowers'5 in. long in axillary<br />
pairs. Bracts small ovate. Upper sepal ovate with 3 olive streaks,<br />
laterals larger acute; mentum very long straight blunt. Lip base<br />
narrow, yellowish white-,-side-Iobes tooth-like acute, midlobe round<br />
retuse. Column short, base dilate, arms erect tooth-like. Capsule