2òb ORCHIDS OP THE SI EE IM-HI IT AL ATA.
3. LISTERA TINETOEUM, Liadl. in Jomn. Linn. Soc, I, 175.
Slender, ercct, "\7l10le height 4 to 8 in., of which three-fourths are steiQ below tlie
IcaTcs. The siem raked. Leaves, very broadly cordate or reniform, acute, sessile, from
•5 to 1 in. long and about etjually broad. Peduncle about -5 in, long, covered with
coarse glandular hairs;- racamc-2- to 10-flowered, puberulous. Floivers '35 to '5 in. long;
floral hraci ovate-lanceolate, acuminate, herbaceous, convolute, shorter than the pedicelled
ovary. Sep ah sub-equal, spreading, ovate-oblong, sub-acute. Petals somewhat shorter thau
t h e sepals, Hncar oblong, sub-acute. Lip much longer than the sepals, obovate-oblong,
n a r r o w e d to the base, flat, the apex divided into two blunt slightly obliquo lobules by
a narrow blunt sinus with almost parallel sides ; the upper siu'face with two small erect
t r i a n g u l a r calh. near the base whcnec runs a broad raised dark line thro\ighoiit its entij'e
l e n g t h . Column rather long, cylindiie, much curved forwards; rostcllum and anther blunt,
pollinia davate. Hook. fil. Fl. Br. Ind. V, 104; Ic. Plantar, t. 2170.
Sikkim, in the Lachen Valley, Hooker. Bhotan, in the Chumbi Valley ; King's
C o l l e c t o r; at elevations of from 10,000 to 11,000 feet; in flower dming July; Pantling
No. 370.
The sepals and petals arc of rather pale olivaccous green, slightly flushed with
brown ; the lip is pale brown with a broad dark baud along the central ridge ;
t h e column is warm reddish-brown below, but green near the summit.
PLATE 333.—iisiers pinetorum. Lindi. A plmt, of natural sise. Fig. 1 a flower, 2 bract, ovary,
column with autter and lip, side vieic, 3 apes of ovary, column -with anfclier and pollinia in situ,
4 anther, 5 poUiaia ; all enlarged.
4. LISTERA LONGICAULIS, King and Pantling in Journ. As. Soc. Beng,,
Vol. LXV, pt. 2, 126.
L e n g t h of .the whole plant G to 1-4 in., of which half is the raceme and its
peduncle. Stem rather stout, glabrous. Leaves at the apex of the stem, orbicularovate
to renifoi-m, sub-acute or bhmt, from 1'25 to 1-5 in. long and about as broad.
Raceme longer than the peduncle, pubemlous, with 8 to 14 distant flowers -6 in.
long. Ovary with its pedicel -4 in. long; floral hraet lanceolate, about as long as
t h e slender pedicel. Dorsal sejml ovate-lanceolate, erect ; lateral sepals and petals
linear-lanceolate, sub-falcate, all slightly reflesed. Lip large, three times as long as
the lateral sepals, flat, ovate-elliptic, the apex blunt and rather deeply bifid, the
margins minutely ciliolate, the upper sui-face with a thickened mesial Hue from base
t o apex from which diverge glandular-pubescent branching nerves. Cohmn, rather long,
shai-ply cui-ved at the apex.
Lachen Valley, elevation about 7,000 feet; iu flower in July; Pantling No. 391.
A species resembling L. japónica, BL, which however is a smaller, more slender
plant, with a much more deeply bifid lip.
T h e flowers are of a nearly uniform gi'een colour, veined with a darker shade
of the same.
PLATE 339.—Xf>ai-is longicaulis, King and Poatling. A plant, 0/ natural size. Fig. 1 a flower,
front vicio, 2 a flower, side view, 3 lower surface of anther, 4 pollinia; all enlarged.
- 5. LISTEUA BR12VICAULIS, Eang and Pantling in Journ. As. Soc. Beng.,
Vol. LXV, pt. 2, 126.
Wliole plant 6 to 9 in. high; the rather stout sism bearing, qiiite close to tlio
ground, a pair of imequal ovate-rotund acute leaves '8 to 1 in. long; the' peduncle
of the inflorescence as long as the raceme, sparsely pubemlous and bearing two distant
linear-lanceolate bracts -5 in. long. Raceme 3 to 4 in. long, puberuloxis, with 12 to 10
s c a t t e r e d flowers '25 in. long; floral Iract ovate-lanceolate, acute, longer than the pedicel
of the ovary. Sepals and petals sub-equal, shorter than the lip, lanceolate, acute,
sub-connivent. Lip fleshy, obcordate and with a thickened mesial line throughout its
e n t i r e length; the apical lobes divergent, broad and blunt, theii' edges recm'vcd and
meeting underneath, the sinus wide, the base much narrowed and with two conical
f o r w a r d - p o i n t i n g teeth at its junction with the short curved column.
Sikkim, in the Lachen Valley; elevation 9,000 feet; flowering in July; Pantling
No. 392.
T h e flowers are of a dull olivaceous green throughout, the central ridge of the
l ip alone being brown.
Pr..i,TE Zi^.—Lis'.era brovicauHs, Emg and Pantling. A plant, of natiiral 813?. Fig. 1 a flower,
in profile, 2 bract, ovary, coluton with anther in situ and lip, side cicv, 3 lip, spread out, 4 lower
surface of anther; all eKlar'jed.
6. LISTEEA AI^TERNIFOLIA, Kmg and Pantling in Jom-a. As. Soc. Beng,,
Vol. LXV, pt. 2, 126.
H e i g h t of entire plant 8 to 10 in. Stem glabrous, 4 to 6 in. long, sheathed at
t h e base by a blunt oblanceolate bract nearly 3 in. long, and bearing near its apex
two alternate or sub-opposite, more or less obovate or elliptic leaves -5 to -6 in.
long. Peduncle pubei-ulous; raceme bearing seven to nine distant nodding oliveg
r e e n flowers nearly -25 in. across; floral Iract lanceolate, about as long as the
slender pedicel of the ovary. Sepals lanccolate, spreading, sub-acute. Fciak narrowly
oblong, blunt. Lip rather longer than the sepals, oblanceolate-oblong, with a thickened
c e n t r a l line from base to apex, the apes blimt and shortly 2-lobed, the sinus short,
t h e margins ciliolate, [the base broad and with a wart-Hke callus at each side.
Column short, stout, ciu'vcd. Anther depressed, blunt.
Sikkim, Lachen Valley, elevation about 10,000 feet; in flower iu J u l y Pantlin''
No. 390.
A specics of which the leaves are usually alternate, wLereas in all other species
of the genus they ai'C invariably opposite.
T h e flowers are of a nearly imiform green colom-.
PLATE 341.—itsiira altarnifoKa, King and Pantling. A plant, of natural siss. Pig. 1 a flower,
2 bract, ovary, eolmnn with anther in situ and lip, side eicw, 3 lip, 4 coluaui with anther in situ,
6 anther, G pollinia; all enlarged.
7. LiSTliRA DENTATA, tlCW SpCcicS.
Whole plant 8 to 12 in. high; tJie stem forming three-fourths of the whole,
glabrous, and bearing near its base two unequal sheaths -o to l-o in. long. Leaves
A s s , EOY. POT. GAUD, CALCUTTA, VOL, VIII.