6 o 
CXXXVI. ORCHIDE^E. 
[Bulbophyllum. 
(9) B. membranifolium Hook, fil. F.B.I. v. 706; Ridl, Mat. 
i. 65. B. sanguineo-maculatum Ridl. Journ. Linn. Soc. xxxii. 
265. 
Rhizome slender; pseudobulbs sub-cylindric narrow, 1 to 1-5 in. 
long, distant. Leaf 6 to 10 in. long, elliptic-lanceolate membranous. 
Peduncle stout, 2 in. long. Flower 1-5 in. across. Sepals ovate- 
oblong or lanceolate blunt, laterals deflexed. Petals smaller ovate- 
lanceolate, all green spotted red. Lip small stipitate tongue-shaped, 
tip decurved verrucose. Column arms bifid, the lower lobes longer, 
deflexed. Capsule 1-5 in. long, green spotted purple. Hab. On 
trees. Selangor, Kwala Lumpur (Curtis). Perak, Gunong Batu 
Putih (Wray). 
(10) B. siamense Rchb. fil. Gard. Chron. 1867, p. 372. B. 
Lobbii Lindl. Ridl. Mat. i. 64; Saunders Refug. Bot. t. 116. 
Rhizome stout; pseudobulbs crowded ovoid. Leaf linear- 
oblong acute, 4 to 8 in. long, 1 in. wide; petiole *5 in. long or 
less. Flower wide open, ochre-yellow veined red. Upper sepal 
lanceolate acute, laterals deflexed falcate broader, 2 in. long. Petals 
lanceolate. Lip broad ovate recurved often speckled red. Column 
broad, arms obscure. Hab. Rare. Perak, Thaiping Hills (Stephens). 
Distrib. Tenasserim, Siam. 
(11) B. rugosum Ridl. Journ. Linn. Soc. xxxi. 266; Mat. 
i. 65. 
Rhizome slender branched; pseudobulbs numerous crowded 
cylindric, 2 in. long, -5 in. through. Leaf oblanceolate acute, 6 in. 
long, i’5 in. wide. Peduncle *5 in. long; pedicel and ovary 1 in. 
long. Flower -5 in. across, hardly expanding. Sepals lanceolate 
acute, pale yellow with many longitudinal grooves 1 in. long. 
Petals shorter, yellowish white. Lip fleshy oblong, tip decurved, 
base excavate, reddish pink, *25 in. long. Column arms long 
decurved blunt. Hab. On trees in woods, Singapore, Chan Chu 
Kang (Ridley). 
(12) B. pustulatum Ridl. Journ. Roy. As. Soc. S. Br. 39, 
p. 74; Mat. i. 65. 
Stem stout; pseudobulbs crowded oblong conic, *5 in. long. 
Lip elliptic-lanceolate acute, 4 in. long, 1 in. wide; petiole *5 in. 
long. Flower 1 in. wide; pedicel slender, -5 in. long. Upper 
sepal lanceolate acute, laterals much wider ovate blunt. Petals 
lanceolate acute, nearly as large as upper sepal, yellow with red 
stripes. Lip fleshy ovate-cordate, -25 in. long, dark maroon, 
2 raised rounded lobes at base and mass of papillae on disc. Column 
foot long, tip free, arms triangular blunt. Hab. Very rare. Climbing 
on trees in forest, Malacca, base of Mt. Ophir (Ridley). 
(13) B. microglossum Ridl. Journ. Linn. Soc. xxxviii. 325. 
Stem slender, long creeping; pseudobulbs conic, -5 in. long, 
•25 in. thick. Leaf elliptic blunt, 175 in. long, -5 in. wide. 
Peduncle 175 in. long. Upper sepal elliptic hooded, laterals ovate- 
