OECHIDS OF THE SIEEm-HIMALAYA.
Eiiiphytal, oither with or -without pseudo-bulba; leavea membinnons or
f l e s h y ; inaorsscence lateral or terminal; lip usually lamellate, ookmn
with a long foot, flowers with fi moatum; pollinia 8, sub equal, nil
cohering, or coliering by fours to a common membrane.
Column straight, short; lip oblong, not mobile.
Sepals connate, petnla included escspt their opicos; psexidobulba
small, discoid, reticulate; flowers one or two, terminal . IS. Porpax.
Sepals and petals free, spreading; pseudo-bulbs when present
not disooid; InQovescence lateral or terminal, racemose or
capitate 19. Eria.
Column loüg, eui'ved, arohiog so that its apex is brought opposite
tlie middle of the lip; its foot much thickened, coloured; lip
orbicular, mobile; racemes lateral SO. Tylosii/lis.
E p i p h y t a l , with pseiido-bulbs or jomted stems, ccespitose or -n-ith a
rhizome; leaves in pairs, membranous; inaoresoence terminal or
scopiform, racemose; column usually"long (short in some species of
Pholidota) witb no foot; pollinia 4, in ii-ee pairs, or all cohering to
Q membrane.
P s e n do-bulbous,
L i p not clawed and not sigmoidly bent at the base; disc
of lip lamellate
L i p cUwed and boldly sigmoid at the base; diso of lip
n o f l a m e l l a t e
Stems composed oE elongate pseudo-bulb-lite joints strung end
to end on a woody core.
Sepals naiTOw; lip narrow and deflexed, saccate at the base;
floral braots caducous 23. OlochHue.
Sepals broad, lip broad and crect, not saccate at the base;
floral bracts persistent Photidota.
11. Spathoglottis, Blume.
Terrestiial; pseudo-bulbs broadly ovoid. Leaves on short stems, long, nai-row, manynerved.
Scape lateral, bearing a fevr rather large flowers in a raceme. Sepals and
2)aiah sub-equal, free, spreading. Lij) sessile on the base of the column, erect, usually
saccate at the base; lateral lobes divergent, the disc betvreen them ridged or tubercled •
terminal lobe largo. Column long, erect, winged toward the apex, with no foot. Anther
2-colIed. Follinia 8, coliering to a small membrane. Species about ten, in the tropics of
Asia, in tropical Australia and the islands of the Pacific.
SPATHOGLOTTIS ISIOIDES, Lindl. in Wall. Cat. S74o ; Gen. and Spec. Orch., 120.
Pseudo-lulls globular, oToid, -6 to -lo in, long, -with numerous loose sheath-like fibres
at their bases. Leaves two or tln-ee on a short sheathed stem from the apex of the pseudobulb,
linear, acuminate, with several nerves, 4 to 8 in. .long and about -2 or -20 in
broad. Scape from the sido of the pseudo-bulb, erect, slender, longer or shorter than the
leaves, witli a long sheath at tlie base and bearing tlu^2c or fom- flowers iti a lax raceme
at the apes, Flovjers yellow, 1-5 in. in vertical expanse, puberuloua; fioral Iract lanceolate.
PACHYSTOMA, 101
slioi-tcr than the pubevulous long-stalked ovary. Sepals and petals sub-equal, spreading,
elliptic, oblong, sub-acute. Lip sessile on the column, erect, oblong, sub-saccate or
concave at the base, 3-lobed; the side lobes conical, bifid, diverging; the terminal lobe
obcordate, the disc between the side lobes with two elongate dimidiate calli separated
by a mesial ridge passiiig forwards to the terminal lobe. Column elongate, dilated into
wings towards the apex. Anther 2-celled. Pollinia S, narrowly clavate, cohering in fours
to a small ineuibrano. Lindl. in Journ. Linn. Soc. Ill, 22; Hook. fil. Fl. Br. Ind. V,
814. P achy stoma Josephi, Eeichb. fil. in Walp. Ann. VJ, 464. Cymlidiwn ixioidcs, Don
Prod. 3C.
Silckim, in the Lachoong valley, elevation 10,000 feet, Hooker, Elwes; Pantling
No. 405 ; in flower during July and August. Nepal; Wallich, Scully.
The flowers are of a bright pule yellow, the lower half of the lip having numerous
minute red spots.
PLATE 139.—Spathogloitis ixioida, Lindl, A gronp oi plants; nf natural s
with antlier i'l situ, 3 empty anther, lower sui'face, 4 pollinia; all ailarged.
12. Pachystoma, Blume,
F i g . 1 lip, 2 column
Terrestrial, with rather thick rliizomes. Leaves solitary or in pairs, following the
flowers, long, narrow, many-nerved. Scapes pale, leafless but with many sheaths;
flowers white or pale purple, pubei-ulous, rather small, in crowded racemes. Lip sessile
on the footless column, erect, with oblong acute side lobes and small terminal lobe.
Column short, dilated at the apex. Anther dorsal. Pollinia 8, pyrifoim, adhering to a
single membrane. About six or eight sj^ecies, Asiatic or African.
PACHYSTOMA SENILE, Eeichb. fil. in Bonplandia, III, 251.
Terrestrial, leafless at flo-n-ering time. Rhizome rather stout, producing scapes at
intervals of 2 nichos. Leaf succeeding the flowers, solitary, membranous, linear, 4- or
5-ncrved, longer than the scape. Scopes about a foot high, very pale, clothed with
numerous membranous claspijig striate slieaths cach 1 to 2 inches long ; the raceme
occupying the upper fourtli, niany-flow-ered. Flowers about -5 in. across, glandularl)
uberi.ilous ; floral Iract lanceolate, aciuninate, erect, longer than the ciu-ved stalked
puboscent ovary. Sejials nneqiial ; the dorsal oblong, ellii^tic, blunt; the lateral pair
oblong-lanceolate, sub-acutc, all spreading. Petals narrowly epathulate, recurved, puboi-ulous
like the sepals. Lip sessile on the base of the column, erect, broadly oblong, 3-lobed,
the base gibbous and pubescent, tho side lobes with acute falcate apices; tlie terminal
lobe orbicular, short, reciirvcd, the disc of the whole lip from base to apex occupied
b y fÌTO stoutly crested ridges. Column dilated at the apex, pubcxniloas. Anlher on the
back of the column, indistinctly 8-ceIlcd. Pollinia 8, sub-clavate, cohering to a single
cylindric appendage, Ecichb. fil. in Walp. Ann, VI, 4C3 ; Eook, fil. Fl. Br. Ind.
V, 812. P. Smiihianum, P. mcntamm and P. Lindleyamim, Reichb. fil. 1. c.; and in
Walp. Ann. VI, 462-463. P. EdgewortUi, Eeichb. fil. Walp. Ann. VI, 4G3. Apaturia
senilis, A. Smithvma and A. montana, Lindl. in Wall. Cat. 3739, 3737, 3738; Gen. and
Spec. Orchid., 130, 131. A. Lindleyana, Wight Ic. Plant, t. 1002.