i8o 
cxxxvi. orChIde^. 
[Sarcochitus. 
(8) S. biserratus Ridl. Journ. Bot. 1900, p. 73. 
Stems crowded, 3 to 4 in. long, slender. Leaves narrowed linear- 
lanceolate acute fleshy, 4 in. long, -25 in. wide, sheaths -12 in. long. 
Racemes flattened, 6 in. long. Flowers distichous, -5 in. wide. 
Bracts ovate small. Pedicel -25 in. long. Upper sepal lanceolate 
acute, laterals oblique. Petals narrower, all yellow white. Lip 
white, side-lobes linear acute curved outwards, midlobe minute, 
spur long, conic porrect, mouth violet, -25 in. long. Column slender, 
foot short. Anther ovate orange. Hob. Rare. Perak near Ipoh 
(Ridley). 
(9) S. tahanensis Ridl. S. crassifolius Ridl. Journ. F.M.S. 
Mus. vi. 182 (not of Rolfe). 
Stem 6 in. tall. Leaves 6, very fleshy, crowded at top elliptic 
broadly unequally bilobed, 1*5 in. long, 1 in. wide. Raceme short 
thick, 1 in. long, slightly flattened. Bracts ovate acute flat. Flower 
small white. Sepals ovate acute greenish white, upper one lanceo¬ 
late. Lip side-lobes sub-triangular short, midlobe o, spur broadly 
round fleshy with a brown blotch in throat. Hub. Rare. On trees 
near stream. Pahang, Gunong Tahan at 5500 ft. altitude (Ridley). 
(10) S. violaceus Ridl. Journ. F.M.S. vi. 183. 
Stem broad flat, 3 in. long. Leaves thick coriaceous lorate 
unequally bilobed round, dark green, purple beneath, 4 in. long, 
*5 in. wide. Raceme 1*5 in. long, sub-terete. Pedicels *25 in. long. 
Flowers *5 in. long. Upper sepal lanceolate acute, lower ones ovate- 
triangular, base gibbous, whitish violet outside, violet inside. Petals 
narrower lanceolate acute violet. Lip white, side-lobes oblique, 
ovate incurved, midlobe small indistinct, spur fleshy ovate, a brown 
bar near mouth, hairy within. Hab. Rare. On trees by stream. 
Pahang, Gunong Tahan at 5000 ft. altitude (Ridley). 
(n) S. anceps Ridl. Journ. Roy. As. Soc. S. Br. 54, p. 53. 
Stems pendulous, over 1 ft. long, flattened. Leaves 2-5 in. 
long, -75 in. wide, numerous oblong blunt, sheaths 1 in. long, flat 
sharp-edged. Raceme short; peduncle 1 in. long. Flowers 3 or 
4; pedicels -5 in. long. Sepals ovate blunt, -5 in. long, upper one 
lanceolate. Petals shorter ovate-oblong, all salmon colour. Lip 
•2 in. long, base saccate, side-lobes oblong falcate acuminate, as long 
as rest of lip, scarlet tipped white, midlobe round with retuse boss 
at base scarlet, yellowish red with 2 scarlet spots at base. Foot 
nearly as long as column. Pollinia 4-lobed. Hab. Rare. Johor, 
Tebrau River (Ridley). 
70 . ASCOCHILUS, Ridl. 
Small epiphytes, stem short. Leaves linear or lorate falcate 
or elongate with terete leaves. Scapes short muricate or hairy. 
Flowers small in a short raceme, not or hardly thickened, lateral 
sepals larger than upper decurrent or adnate to column foot. Petals 
narrower. I,ip 3- or 4-lobed, side-lobes large, midlobe large or 
