CXXXVI. ORCHIDEjE. 
Apfiendiculai\ 
197 
lum long, bifid. Hab. Singapore, Bukit Timah road; Kranji; 
Chan Chu Kang. Selangor, Sepang (Ridley). Distrib. Rhio, 
Borneo. 
(6) A. muricata Teysm. and Binn. Tijdschr. Ned. Ind. xxiv. 
322. A. echinocarpa Hook. fil. F.B.I. vi. 83; Ic. PI. t. 2152. 
Stems tufted, 6 in. tall. Leaves oblong blunt, *25 in. long, 
•15 to 2*5 in. wide; sheaths very short. Flowers few terminal 
white. Ovary hairy. Sepals lanceolate acute hairy; mentum 
hardly any. Petals lanceolate narrower. Lip violet oblong dilate, 
limb round with a short conic tooth. Column stout, arms long broad 
acuminate; stigma crimson. Pollinia 4 lanceolate, pedicel spoon¬ 
shaped. Capsule *25 in. long, hairy. Hab. Mountains, Selangor, 
Bukit Hitam (Kelsall); Sempang Mines, Semangkok. Perak, 
Gunong Batu Putih (Wray); Bujong Malacca. Kedah Peak. 
Distrib. Java. 
(7) A. reflexa Bl. Bijdr. 301. A. cordata Hook. fil. F.B.I. 
vi. 83; Ic. PI. t. 2148. 
Stems over 1 ft. tall. Leaves thin coriaceous oblong-elliptic, 
11 in. long, -5 in. wide, equally bilobed; sheaths nearly -5 in. long. 
Racemes axillary, -5 in. long, bracts at base lanceolate acuminate. 
Flowers crowded very small. Upper sepal lanceolate-ovate blunt, 
laterals larger ovate; mentum as long round. Petals linear smaller. 
All light green. Lip white, sides adnate to column, base with a 
horseshoe-shaped ridge, limb ovate acute recurved. Pollinia 6. 
Capsule sessile oblong, -25 in. long. Hab. Not common. Johor, 
Batu Pahat. Pahang, Tahan River (Ridley), Perak (Scortechini). 
(8) A. rupestris Ridl. Journ. Linn. Soc. xxxii. 391. Podochilus 
rupestris Mat. i. 194. 
Stems tufted on a short stout rhizome, unbranched, 8 in. tall. 
Leaves linear-lanceolate, 1 in. long, -12 in. wide, minutely mucronate. 
Racemes sub-terminal, 1 in. long or less. Bracts sub-acute deflexed. 
Flowers very small, white. Upper sepal ovate-lanceolate, laterals 
larger, mentum short, blunt. Petals smaller lanceolate. Lip 
oblong-elliptic blunt. Column short, no arms. Anther cordate 
blunt. Hab. In clefts of rock in mountain streams. Pahang, 
Tahan River (Ridley). Perak, Bujong Malacca (Curtis). 
(9) A. densifolia Ridl. Podochilus densifolius Ridl. Journ. 
Roy. .4 s. Soc. S. Br. 39, p. 86. 
Stems over 1 ft. long. Leaves close-set distichous oblong blunt, 
base broad, 1 in. long, -5 in. wide; sheaths -25 in. long. Raceme 
terminal, 1 in. long, dense-flowered. Bracts ovate, reflexed. 
Flowers -13 in. long, white. Sepals ovate blunt, mentum long. 
Petals ovate. Lip ovate acute, a fleshy callus in centre, and thickened 
ridge to tip. Rostellum long acuminate deeply bifid. Hab. Rare. 
Pahang, Tahan River (Ridley). 
(10) A. robusta Ridl. 
Stems 20 ft. tall, robust. Leaves coriaceous bronzed elliptic 
