go cxxxvi. orchideje, [Eria. 
(Kunstler). Kedah Peak at 3000 ft. altitude. Pulau Terutau 
(Curtis). Distrib. Borneo. 
(17) E. densa Ridl. Journ. Linn. Soc. xxxi. 281; Mat. i. 96. 
Stems tufted, cylindric, 8 in. long, 1 in. thick. Leaves 4 at 
top lanceolate lorate, 11 in. long, 2 in. wide. Racemes dense, 
9 in. long; rachis pubescent. Flowers small, white or pink. Upper 
sepal ovate, laterals ovate-triangular. Petals ovate narrower. 
Lip side-lobes falcate acute, midlobe spathulate, tip obscurely 
retuse, 3-lobed. Column foot long, white edged red. Anther red. 
Hab. Selangor, Sempang Mines. Perak, Thaiping Hills (Ridley); 
Hermitage Hill (Curtis), Kedah Peak. Distrib. Borneo. 
The low-land form has white, the high-hill form dull pink flowers. 
(18) E. saccata Ridl. Journ. Roy. 4ls. Soc. S. Br. 61, p. 39. 
Stems sausage-shaped cylindric, 4 in. long, 1 in. through. Leaf 
lanceolate acute narrowed to petiole, 8 in. long, 1-5 in. wide. Spike 
4 in. long, rachis black hairy. Bracts ovate reflexed. Flowers 
numerous dense yellowish white. Ovary and pedicel -5 in. long, 
purple hairy. Upper sepal ovate blunt white, 2 in. long, laterals 
broad ovate; mentum nearly -5 in. long. Petals shorter ovate- 
triangular, pink. Lip as long as sepals, claw broad oblong, white 
centre pink, channelled, limb orbicular, edge undulate, fleshy 
pustular, reddish, centre yellow. Column pink, foot straight tipped 
orange, arms acute subulate; anther purple black. Hab. Rare, 
Perak, Gunong Kerbau (Mohammed Haniff). 
(19) E. tenuiflora Ridl. Journ. Linn. Soc. xxxii. 291; Mat. 
i. 97. 
Rhizome long, woody. Stems terete, 6 to 8 in. long, -25 in. 
thick. Leaves at top lanceolate acute, 3 to 4 in. long, -75 in. wide. 
Racemes 3 to 4, slender lax. Flowers thin, numerous glabrous 
yellow, *25 in. long; pedicels as long. Bracts *12 in. long. Sepals 
lanceolate acute, no mentum. Petals similar shorter. Lip shorter 
entire lanceolate acute, yellow with red central blotch. Hab. On 
trees, sea level to 4000 ft. altitude, Singapore, Galang; Sungei Morai, 
Toas. Johor, Batu Pahat. Pahang, Pekan; Telom (Ridley), 
Perak, Hermitage Hill (Curtis). Penang Hill. Kedah Peak (Robin¬ 
son). Distrib. Borneo. 
(20) E. cepifolia Ridl. Journ. Linn. Soc. xxxi. 382; Mat. 
1. 97. 
Stems tufted, 3 in. tall, suddenly thickened upwards from a 
narrow base, green. Leaves 4 from the thickened part terete 
acute, 6 in. long. Racemes axillary slender, 6 in. long, pubescent. 
Flowers numerous small white. Bracts lanceolate minute. Sepals 
ovate pubescent, laterals triangular-ovate blunt; mentum short. 
Petals lanceolate narrower. Lip side-lobes small acute erect, mid¬ 
lobe obcuneate spathulate. Column short thick violet. Hab. 
Perak (Scortechini). Distrib. Borneo. 
