12 cxxxvi. ORCHiDEiE. [Microstylis. 
long, i-20 in. wide or less. Raceme 4 in. tall, nude below with 
about 6 flowers, distant at the top. Bracts lanceolate acuminate 
deflexed, *i in. long. Pedicel and ovary slender, *3 in. long. Sepals 
and petals linear narrow, -25 in. long. Lip oblong-orbicular, base 
broad truncate, no auricles, edge toothed, teeth rather long 
acuminate, *25 in. across, green, strongly veined. Column short, 
arms short blunt emerald green. Hah. Lankawi, Kwala Kwah 
(Haniff). 
The original M. macrochila Rolfe, is considerably larger than this, the 
lip being J in. long and dark red. It is a native of Siam. 
(5) M. congesta Rchb. fil. Walp. Ann. vi. 206; King, Ann. Bot. 
Gard. Calc. viii. 19, pi. 23; Ridl. Mat. i. 14. 
Stem swollen at base, 2 in. tall. Leaves 4 to 5 unequal ovate 
to ovate-lanceolate acuminate, largest 6 to 7 in. long, 2 in. wide. 
Raceme 8 to 12 in. long, basal half nude. Flowers very small 
crowded yellow or crimson. Sepals oblong, laterals broader. 
Petals linear. Lip, auricles o, 3-lobed, side lobes broad blunt, 
median longer narrower. Capsule -5 in. long, oblong obconic ribs 
crenulate. Hah. Common in dry woods, Singapore, Bukit Timah; 
Kranji, Malacca, Batu Tiga; Mount Ophir and Sungei Hudang 
(Derry). Pahang, Selinsing (Machado). Perak, Thaiping Hills at 
2500 ft. altitude. Penang Hill and Pulau Betong (Curtis). Lankawi 
(Curtis), Setul. Distrib. India, Cochin-China. Borneo, China, 
Australia. Native name : Sigundol hutan. 
(6) M. flavoviridis Ridl. Journ. Roy. As. Soc. S. Br. 61, p. 37. 
Stem weak ascending, whole plant 11 in. long. Leaves scat¬ 
tered lanceolate, 2 in. long, -75 in. wide, narrowed to petiole, *5 in. 
long. Raceme few-flowered ; flowers distant small. Bracts *12 in. 
long, very narrow. Flowers -12 in. wide, greenish yellow turning 
light red; pedicels slender longer than bract. Upper sepal linear, 
laterals deflexed wider oblong blunt. Petal narrower oblong. Lip 
sub-triangular oblong; auricles long acute, limb triangular-lanceolate 
narrowed to retuse Itp. Hah. Very rare, Perak, Gunong Kerbau 
on Gunong Bal, at 4500 ft. altitude (Haniff). 
(7) M. micrantha Hook. fil. F.B.I. v. 688; Ic. PI. t. 1834; 
Ridl. Mat. i. 14. 
Stem not swollen, slender creeping, 6 in. long or more. Leaves 
sub-distichous, lanceolate or ovate-lanceolate, acute crisped cop¬ 
pery, 2 to 4 in. long, *75 in. wide; petioles purple, -5 in. long. Scapes 
1 to 2 slender, 6 to 8 in. long. Flowers very small, scattered. 
Sepals lorate blunt, purplish. Petals a little smaller. Lip ovate, 
auricles lorate blunt large, teeth at tip 4, short acute and median 
one blunt, bright yellow. Column green, arms rounded. Capsule 
oblong, -5 in. long. Hab. On rocks, and among dead leaves in damp 
forest, Singapore, Changi; Selitar. Johor, Batu Pahat; Tempayan 
River, Malacca (Derry). Perak, Thaiping Hills (Hervey, Scor- 
techini). Distrib. Borneo. 
