230 CXXXYI. orchideal [Hobenaria. 
(12) H. lacertifera Benth. FI. Hongkong 362. H. Maingayi 
King Journ. As. Soc. Beng. lxvi. ii. 604. Peristylus Candidas 
/. J. Smith Orchid v. Java 36, pi. xviii. 
Whole plant 8 to 18 in. tall, roots tuberous. Leaves 2 or 3 at 
base of stem, lanceolate or elliptic-lanceolate acute. Spike 6 to 9 in. 
long. Flowers small appressed, fragrant, white. Upper sepal 
ovate; laterals falcate oblong blunt, nearly *25 in. long. Petals 
oblong-lanceolate shorter. Lip short broad with 3 short blunt 
lobes, central one longest, rarely central shortest, spur very short, 
conic pointed green. Hab. Common on roadsides and grassy open 
spots. Singapore, Tanglin; Jurong. Johor, Castlewood. Malacca, 
Sungei Ujong (Derry); Nyalas. Penang Hill. Distrib. Mergui, 
Tavoy, N. India, Sumatra, Lingga, Java, Borneo, Hongkong. 
(13) H. monticola Ridl. Journ. Linn. Soc. xxxii. 413; Mat. i. 
228. 
Whole plant 5 to 12 in. tall or less, very slender, tubers oblong. 
Leaves basal, 3 or 4, lanceolate acute, 1-5 to 2-25 in. long, -5 in. 
wide. Stem slender, 3 to 6 in. long. Raceme lax, 1-5 in. long, 
of very small green flowers. Sepals oblong-ovate. Petals elliptic 
oblong shorter. Lip trifid with a short claw, side-lobes filiform 
nearly 2, midlobe much shorter, spur as long as sepals, bifid. 
Hab. Mountains on banks, not common. Malacca, Mt. Ophir. 
Penang Hill, near the Crag Hotel (Ridley). Kedah Peak (Haniff). 
Tribe V. CYPRIPEDIEAi (Genera 106). 
106 . PAPHIOPEDILUM, Pfitz. 
Herbs usually terrestrial. Leaves radical often tessellate. 
Scape 1 or 2 (or many) flowered. Flowers large. Sepals spreading, 
laterals connate beneath the lip. Petals free usually narrower 
and longer. Lip sessile, lateral lobes indexed, short, midlobe large 
saccate. Column short terete; anthers 2 globose with a large disc¬ 
like staminode between and covering them. Stigma round, disc- 
shaped. Capsule long and narrow, elliptic. 
Distrib. Tropical Asia, about 30 species, N. and E. India, Malay 
Isles to China. 
Terrestrial. Leaves oblong tessellate herbaceous. 
Petals as broad as petals not warted; flowers white 
Petals narrower than sepals; flowers purple and 
green and white. 
Edges warted with hairs on warts; upper sepal 
sub-acute or blunt .... 
Edges warted, no hairs; upper sepal abruptly 
acuminate ...... 
Petals warted all over ..... 
Epiphytic, leaves lorate coriaceous plain green. 
Scape several flowered long .... 
(1) P. niveum 
(2) P. barbatum 
(3) P. Robinsonii 
(4) P. superbiens 
(5) P. Lowii 
