252 ORCHIDS OF THE SIKKIM-HIMALAYA. 
Lip concave or convolute, not clawed, spurred or saccate, 
rarely pendulous; sepals petals and column various. 
Saprophytes or parasites with brown or yellowish stems, 
usually leafless. 
Sepals united, pollinia two or four. 
Sepals united imto a ventricose tube near the 
mouth of which the minute petals are attached ; 
pollinia two . . 68. Gastrodia. 
Sepals and petals united indi a | 5-toothed bê: he 
dorsal sepal and petals forming an upper and 
the lateral sepals a lower lip; pollinia four. . 69.  Didymoplezis. 
Sepals free; pollinia two. 
Stem unbranched, roots fibrous, flowers in apical 
racemes  . 70. Aphyllorchis. 
Stem erect or Romer often Эшб, буен 
in terminal or lateral racemes or panicles. . . 71. Galeola. 
Not saprophytie or parasitie, stems and leaves green. 
Leaf solitary. 
Leaf radical, usually not contemporaneous with the 
flowers; pollinia two or four . . 72. .Pogonia. 
Leaf borne on the stem close to аб Es id Г 
contemporaneous with it. . . бз 1. (4X. Üoryssnthat. 
Leaves numerous, plicate; pollinia баё in pairs . . 72. Cephalanthera. 
Anther dorsal; leaves numerous, plicate; pollinia four, in pairs . . . . 75. Epipactis. 
65. Epipogum, Gmelin. 
"Terrestrial, ieafless, brown-coloured herbs with tuberous or coralloid roots. Stem 
erect, sheathed. Flowers few, racemose. Sepals and petals sub-equal, free, narrowly 
oblong, erect or connivent. Jip adherent to the base of the column, ovate, entire or 
3-lobed; the base broad and spurred; the dise with papillose ridges. Column short, 
with no foot. Stigma broad and prominent. Ат еғ thickened, convex, 2-celled; pollinia 
two, broad, bifid, each attached to a short rudimentary caudicle; gland none, Two 
species, both Indian. | 
% 
Spur as long as the lip and ovary; root branched . . . . . 1. E. aphyllum. 
Spur much shorter than the lip and ovary ; root a large tuber . 2, E. nutans. 
1. ErrPocUM APHYLLUM, Swartz Sumn. Veg. Scand., 32. 
Glabrous; height of the whole plant not exceeding 8 inches; root branching, 
coralloid. Stem stout, sometimes swollen at the base, with two unequal sheathing 
bracts, one near the base and the other higher up. . Raceme 1:5 in. long and about 
4-flowered. Flowers *75 іп. across from apex of dorsal sepal to apex of lip; floral 
bract membranous, oblong-elliptic, concave, longer than the slenderly stalked tumid 
ovary. Sepals and petals narrowly oblong, sub-acute. Lip large, 3-lobed; the side lobes 
large, rounded, erose at the apex; the apical lobe deflexed, ovate, acute, concave, 
its upper surface with three short and two long parallel caruncled ridges; the 
spur thick, blunt, dorsally flattened, as long as the lip and longer than the ovary. 
* 
