Saccolabium.] 
C XXXVI. 0RCHIDE2E. 
m 
ovate, a tongue-shaped callus in mouth ; spur long nearly straight, 
narrowed to tip. Hab. On rocks and trees. Pahang, Kota 
Glanggi. Perak, Tambun (Ridley). Kedah Peak (Curtis), Gunong 
Geriang. 
(32) S. undulatum Ridl. Journ. Bot. 1900, p. 72. 
Stems flattened, 6 in. long. Leaves lorate undulate flaccid, 5 in. 
long, -75 in. wide. Racemes slender pendulous, 4 in. long, densely 
covered with very small flowers. Sepals oblong-ovate yellowish, 
with 2 red bands. Petals linear-lorate blunt narrower yellow with 
4 red bands. Lip side-lobes hardly distinct, midlobe hom-like 
decurved; spur as long as pedicel, blunt sub-cylindric yellow, with 
2 red spots in mouth. Capsule oblong pear-shaped. Hab. Rare. 
Perak, Telok Pinang near Ipoh (Ridley). 
(33) S. fissum Ridl. Journ. Linn. Soc. xxxii. 367; Mat. 1. 169. 
Stem short stout. Leaves lorate deeply bifid acute, 4 in. long, 
•2 in. wide; sheaths *25 in. long. Racemes 3 in. long, base nude, 
rachis thickened. Flowers -25 in. wide. Sepals ovate broad. Petals 
linear-oblong, all white. Lip side-lobes short blunt, violet, mid- 
lobe violet edged white oblong-ovate, a hemispheric callus at base; 
spur short blunt half as long as ovary; anther yellow beaked, a 
purple median line. Pollinia ovoid, caudicle spathulate, tip tri¬ 
angular, disc ovate. Hab. Lankawi islands (Curtis). 
(34) S. secundiflorum Ridl. Journ. Bot. 1898, p. 210; Mat. 
i. 170. 
Stem 1 in. long. Leaves lorate, 1*5 in. long, *25 in. wide, tinted 
purple. Raceme 2 in. long. Flowers about 6 secund small. Upper 
sepal lanceolate acute, laterals blunt, white. Petals linear, white 
tipped violet. Lip base saccate, side-lobes oblong yellowish white, 
midlobe obcuneate, tip thickened truncate; spur clubbed thick 
curved, nearly as long as ovary. Column short, arms erect linear. 
Anther beak long upcurved linear bifid. Pollinia globose on a 
linear caudicle with a longer linear disc. Hab. Singapore, Chua 
Chu Kang. Negri Sembilan, Siliau (Williams). Pahang, Pianggu, 
Endau (Evans). Distrib. Sinkep. 
(35) S. angrsecum Ridl. Journ. Bot. 1898, p. 214. Pennilabium 
angrcecum J. J. Smithy Orchid v. Java, pi. cdlxxiii. 
Stem 1 in. long. Leaves lanceolate falcate oblique blunt, 2 in. 
long, *6 in. wide. Raceme -75 in. long; rachis flattened. Bracts 
ovate acute, very short. Flowers *5 in. wide, white; pedicel *25 in. 
long. Sepals elliptic acute. Petals narrower. Lip shortly clawed, 
side-lobes large obliquely obovate, minutely toothed, midlobe 
minute cordate; spur nearfy -5 in. long, clubbed. Capsule tri¬ 
quetrous, 1*5 in. long. Hab. Selangor, Batu Caves (Ridley). 
Distrib. Java. 
(36) S. myosurus Ridl. Journ. Roy. ris. Soc. S. Br. 39, p. 84. 
Stems short, 1 to 2 in. long, crowded in a mass. Leaves lanceo¬ 
late falcate sub-acute, 3 in. long, -25 in. wide; sheaths -25 in. long. 
