THE FLORA OF THE MALAY· PENINSULA

I20 ex XXVI. ORCHIDE.£. [ Calanthe.
(3) C. ovata Ridl. Journ. F.M.S. Mus. iv. 69.
Leaves several obovate-Ianceolate cuspidate, base narrowed,
8 in. long, 3 in. wide; petioles 6 in. long. Scape 30 in. tall; raceme
4 in. long. Flowers about 25. Bracts ovate cuspidate pubescent
persistent, '25 in. long, lower ones lanceolate. Pedicels'5 in. long.
Sepals ovate cuspidate. Petals narrower sub-spathulate, white,
'5 in. long. Lip little longer, 4-lobed, side-lobes erect, oblong
round, midlobe obovate bilobed, lobes round fimbriate, spur filIform,
'5 in long; callus horseshoe-shaped, yellow. Column violet.
Fruit elliptic, '5 in. long. Hab. Rare, Mountain woods by streams,
Pahang, Telom (Ridley).
(4) C. pubescens Ridl. Ke1CJ Bulletill, I923, p II7.
Leaves herbaceous pubescent beneath, elliptic acuminate
narrowed to base; nerves elevate 7; I ft. long, 4 in. wide; petioles
6 in. long, densely velvety pubescent. Inflorescence 18 in. tall,
pubescent, raceme 6 in. long. Flowers numerous crowded. Bracts
persistent, lanceolate acuminate, upper ones ovate acuminate,
pubescent, '5 in. long, '12 in. wide at base. Pedicels I in. long,
pubescent. Sepals oblong-ovate acutely acuminate puberulous
outside. Petals similar smaller. Lip side-lobes oblong rounded at
tip short, midlobe deeply bilobed with a narrow claw, lobes spathulate
with a long narrow claw, rounded at the tip, calli of 7 or 8
short tubercles in a line on the narrow claw of the lip, upper ones
connate, spur very slender, nearly filiform, '5 in. long. Column
base narrower, top dilate. Hab. Jungle at 2000 ft. altitude. Jalor,
Bukit Besar (Gwynne-Vaughan).
(5) C. angustifolia Lindl. Cell. and Sp. arch. PI. 251; Ridl.
Mat i. I21. C. phajoides RcM. {il. Xenia arch. i. 207, t. 79; Hook.
fit. I c. Pt. 1864.
Rhizome long slender. Leaves narrow lanceolate acuminate
both ends, 18 in. long, I in. wide in distant tufts; petioles I ft.
long. Scapes 4 to 12 in. long, slender, a large sheathing bract near
base; raceme lax or dense, 2 to 3 in. long. Flowers white. Bracts
lanceolate acuminate, 1'5 in. long, caducous; pedicel and ovary
'5 in. long. Sepals oblong acute. Petals broad. Lip sub-equally
4-lobed, midlobe retuse, 2 triangular plates at base yellow, spur
curved clubbed, '25 in. long. Capsule '75 in. long. Hab. Mountain
forests at 3000 to 5000 ft. altitude. Pahang, K'luang Terbang
(Barnes); Telom, Gunong Berumbun; Bukit Fraser (Burkill).
Perak, Thaiping Hills (Kunstler, Curtis); Bujong Malacca.
Kedah Peak (Robinson and Kloss). Distrib. Java.
var. /lava Rid!. Flowers yellow ochre. Leaves broader. Petals
and sepals shorter and bounter. Lip more deeply cleft. Pahang,
Gunong Berumbun (Ridley).
POSSIbly a hybrid with C al'holutea.
(6) C. aurantiaca Rzdl. Joum. Roy. As. Soc. S. Br. 39, p. 80;
Mat. i. 122.
Leaves narrow lanceolate acuminate, I ft. long, '75 in. wide;