2l8 
CXXXVI. ORCHIDEiE. 
[Zeuxine 
lanceolate acute glabrous reddish. Petals white adnate to upper 
one. Lip, base saccate narrowed to limb, which is bilobed, lobes 
oblong divaricate, callus in sac conic emarginate. Hab. Very 
rare. Perak, Temengoh in a grassy swamp, one plant (Ridley). 
(6) Z. biloba Ridl, Journ. F.M.S. Mus. iv. 73. 
Stem 6 to 7 in. tall. Leaves ovate-lanceolate, base round, tip 
acute, 2*5 to 3 in. long, 75 to 1 in. wide; petioles *5 to 74 in. 
long. Scape 8 in. tall, pubescent, lower part nude. Flowers about 
20, lax. Upper sepal lanceolate blunt red-spotted at base, tip 
white, laterals oblong blunt red-hairy, -25 in. long. Petals linear 
blunt. Lip, base saccate, 2 short crenulate ridges inside, claw short 
channelled with a pair of triangular lobes on edge, limb large of 
2 white obovate round lobes. Hab. Rare. Mountain forests. 
Pahang, Telom (Ridley). 
(7) Z. rupestris Ridl. Journ. Roy. /Is. Soc. S. By. 39, p. 86; 
Mat. i. 218. 
Plant slender, 6 to 8 in. tall. Leaves few lanceolate narrow 
blunt, *5 to 75 in. long, -12 in. wide. Scape slender pubescent. 
Flowers 2, terminal white. Sepals ovate hairy. Petals adnate 
to upper sepal. Lip with 2 linear processes in sac, claw minutely 
denticulate terete, limb of two oblong truncate lobes. Capsule 
•25 in. long. Hab. Rare, on the top of rocks in dead leaves at 
2500 ft. altitude. Penang Hill (Ridley). 
(8) Z. violascens Ridl. Mat. i. 218. Hetaeria purpurascens 
Bl. Orch. Ind. 105, pi. 37. Psychechilus purpurascens Bl. l.c. p. 71, 
pi. 18, fig. 3. 
Slender plant, 6 to 10 in. tall. Leaves lanceolate or ovate- 
lanceolate acute purple with or without a central pink vein, -5 to 
1 in. long, -5 in. wide; petioles *12 in. long. Scape pubescent. 
Flowers 5 or 6 crowded at tip. Sepals oblong blunt, *2 in. long. 
Petals adnate to upper one. Lip as long as sepals, 2 curved pro¬ 
cesses in sac, sides involute, tip broader rounded obtuse. Hab. 
Very rare, in wet forest, Johor, Tanjong Kupang (Ridley). Distrib. 
Sumatra, Java. 
98 . CHE3BOSTYLIS, Bl. 
Terrestrial herbs, with small flowers in a raceme. Sepals connate 
in a gibbous-based tube to middle. Petals narrow. Lip insert at 
base of column, base saccate erect, limb shortly clawed, then 
broadly dilate toothed, crenate or entire. Column short with 
2 appendages in front. Rostellum bifid; stigmas 2 lateral. Anther 
erect, pollinia 2, caudicle short, disc oblong. Species about 20, 
Indo-Malaya, China, Formosa. 
(1) Ch. flabellata Wight, 1c. v. 16; Hook. fil. F.B.I. vi. 105. 
C. Goldschmidtiana Schlechter Orchis, 1915, 4, pi. i. 
Whole plant 3 to 6 in. tall. Leaves ovate, -5 to 6 in. long, 
*25 in. wide, blunt. Scape slender with a few rather large sheathing 
