Preptanthe .] cxxxvi. orchide^e. 123 
Column short, horizontal. Pollinia 8. Species 3 or 4, tropical 
Asia. 
Flowers 2 in. wide, white; midlobe of lip obcordate . . (1) P. vestita 
Flowers 1*5 in. wide, pink; midlobe bilobed . . . (2) P. rubens 
(1) P. vestita Rchb. fiL in FI. des Serres, viii. 245. Calanthe 
vestita Lindl. Gen. and Sp. Orch. PL 250; Bot. Mag. t. 4671; Ridl. 
Mat. i. 123. 
Epiphytic; pseudobulbs ovoid blunt angled, grey, 2-5 in. long. 
Leaves appearing after flowering, lanceolate, 12 to 18 in. long, 3 in. 
wide. Scape from side of pseudobulb 12 to 18 in. long, villous. 
Bracts persistent, ovate, 75 to 1 in. long. Flowers about 12 in 
lax raceme white; pedicel and ovary 1*5 in. long. Sepals ovate- 
lanceolate, 1 in. long. Petals broad oblong. Lip side-lobes 
cuneate obovate, midlobe fan-shaped obcordate, white with red or 
yellow eye, spur very long slender. Hab. Very rare. Selangor, 
top of Batu rocks (one plant). Pulau Adang, Pulau Nipis, pseudo¬ 
bulbs apparently of this on a fallen bough (Ridley). Distrib. 
Tenasserim, Borneo. Celebes. 
(2) P. rubens Ridl. Calanthe rubens Ridl. Gard. Chron. 1890, 
i. 576; Mat. i. 123. 
Pseudobulbs conic grooved, 6 in. long. Leaves 12 to 20 in. 
long, 5 to 6 in. wide, ovate-lanceolate. Scape 2 ft. long, woolly 
pubescent. Flowers rose pink or white. Bracts ovate acuminate 
pubescent, 1 in. long. Pedicel and ovary 2 in. long. Sepals lanceo¬ 
late acuminate, 75 in. long. Petals shorter. Lip side-lobes oblong, 
erect blunt, midlobe linear-oblong bilobed blunt, base of lip darker, 
raised lines, spur filiform, -5 in. long. Hab. On rocks, Lankawi 
islands (Curtis). Perlis, Bukit Lagi (Ridley). 
Like P. vestita, but flowers much smaller and usually pink. 
32 . PHAIUS, Lour. 
Large terrestrial herbs. Leaves herbaceous plaited. Scape 
from rhizome or racemes axillary few-flowered from leafy stem. 
Flowers large showy. Sepals and petals lanceolate equal free. Lip 
adnate to column base embracing it convolute gibbous at base or 
spurred. Column long stout, no foot. Anther 4-celled. Pollinia 8, 
attached by fours to a disc. Species 14, Old World Tropics. 
Scape from base of pseudobulb tall, racemose; flowers large. 
Sepals and petals acute . . . . . (1) Ph. Walliehii 
Sepals and petals obtuse . . . . (2) Ph. eallosus 
(1) Ph. Walliehii Lindl. Wall. Pl. As. Rar. ii. 46, t. 158. 
P. Blumei Lindl. Gen. and Sp. Orch., 127; Bl. FI. Jav. Orch. Arch. 
Ind. 2 , t. 1. P. bicolor Lindl. l.cBot. Mag. t. 4078. 
Pseudobulbs 1 to 1-5 in. through. Leaves elliptic-lanceolate 
acuminate, 1 to 2 ft. long, 2-5 to 8 in. wide; petioles 8 to 10 in. 
