CXXXVI. ORCHIDE^. 
Bulbophylhim.'] 
63 
pedicel 1 in. long. Sepals oblong or oblong-lanceolate caudate 
with 3 red veins -5 in. long. Petals ovate-oblong round, tip spotted 
red, 2 red spots at base. Column arms short, blunt. Hab. Local. 
Singapore, on mangroves, Kranji; Chan Chu Kang (Ridley). 
(23) B. oreas Ridl. 
Rhizomes filiform forming a mat; pseudobulbs -25 in. apart, 
conic, base flattened, -i in. long. Leaf lanceolate sub-acute, -2 in. 
long, -08 in. wide. Peduncles filiform, -5 in. long. Bract funnel- 
shaped with setaceous point at one side. Flower solitary. Pedicel 
and ovary -i in. long. Sepals lanceolate caudate, bases broad, 
•1 in. long. Petals oblong-ovate, little longer than the column. 
Lip lanceolate, base broad, sides involute, tip elongate linear, 
•06 in. long. Column short and thick, arms ovate oblique, broad 
with 2 points. Anther semi-globose. Hab. Mountains. Pahang, 
Gunong Tahan at 5500 to 7000 ft. altitude (Haniff). 
(24) B. pan Ridl. Journ. F.M.S. Mus. vi. 176. 
Rhizome short white corky; pseudobulbs conic purplish, -5 in. 
long. Leaf 1*5 to 2 in. long, *25 in. wide, oblanceolate acute, petioled. 
Peduncle filiform, 3 in. long, red. Sepals oblong obtuse, -5 in. 
long, red with darker stripes. Petals one-quarter of the length 
oblong, edges toothed, tipped black. Lip short broad, flat blunt 
tongue-shaped grooved down centre, deep purple, base greenish. 
Column whitish stout, arms long, slender, curved. Hab. On trees 
in dense woods, mountains, Pahang, Gunong Tahan at 5500 ft. 
altitude (Ridley). 
(25) B. oeneum Bur kill MSS. 
Rhizome very slender; pseudobulbs -25 in. apart, conic curved, 
•25 in. long. Leaf linear narrowed at base, 75 in. long, -08 in. 
wide. Scape filiform, 2 in. long. Bract funnel-shaped with an 
acute point. Pedicel -i in. long. Flower solitary, purple. Sepals 
lanceolate acute, -15 in. long. Lip oblong blunt dark purple, 
three-quarters the length of the sepals. Hab. Mountains at 4000 
to 4370 ft. altitude, rare. Pahang, Fraser Hill (Sempang) (Burkill 
and Holt turn). 
Closely allied to B. pan Ridl., but leaves and flower very much smaller. 
I have only seen one flower, which was too much crushed to see the column 
and petals. 
(26) B. nematocaulon Ridl. 
Rhizomes filiform long; pseudobulbs *25 in. apart, oblong 
curved, *15 in. long. Leaf elliptic-lanceolate, -24 in. long, -08 in. 
wide. Peduncle slender, *5 in. long, with a funnel-shaped bract 
below the pedicel. Flower -25 in. wide. Sepals lanceolate acute 
sub-equal. Petals white, half as long lanceolate, tip rounded, base 
narrowed, acute. Lip shorter than sepals entire lanceolate with 
a very short claw. Column broad, arms short broad bifid erect 
blunt. Hab. Perak (Scortechini). Pahang, Fraser Hill (Burkill 
and Holttum). 
