SaccoLaBIUM. ] ORCHIDACE. 213: 
2. 8. calceolare, Lindl. in Wall. Cat. 7302; F. B. I. vi, 60; 
K. & P Ann. R. Bot. Gard. Calc. viii, 225, t 300 ; Duthie id. iz, 
part 2, 147. Gastrochilus calceolaris, Don Prod. 32. 
Stem short, pendulous. Leaves 4-10 in. long, narrowly oblong, unequally 
bifid at the apex, slightly narrowed towards the base. Racemes 
much shorter than the leaves, corymbose, many-flowered ; peduncle 
stout, bearing several short sheeths. Flowers crowded, % in. across ; 
floral bracts small, broad and blunt. Sepals and petals pale-green 
with large brownish spots. Sepals unequal, spreading, the dorsal 
one obovate-oblong ; lateral pair faleately oblong, narrower. Petals 
shorter than the sepals, oblong-obovate. Lip adnate to the lower 
half of the column, the base forming a short wide yellow sac about 
half as long a's the ovary ; side-lobes none ; terminal lobe at right- 
angles to the sac, semicircular ; its upper surface, except a triangular 
yellow patch at the base, pure white and covered with hair-like 
papillz. Column very short and thick. Anther depressed, shortly 
beaked. Pollinia broadly ovoid-elliptic, attached by a slender 
caudicle to a small cordate gland. 
Dehra Dun (Mackinnon). Flowers in April and May. Dzrsrrip.: 
Outer Himalayan ranges from Garhwal eastwards to Sikkim and 
Bhutan; also on the Khasia Hills, extending to Burma and the 
Malay Peninsula. 
3. S. distichum, Lindl. in Journ. Linn. Soc. iii, 4; F. B. I. vi, 
64; K. & P. Ann. R. Bot. Gard. Calc. viii, 227, t. 303 ; Duthie 
id. ix, part 2, 148. 
Stems pendulous, 5-10 in. long, branching, slender, leafy. Leaves }- 
1 in. long, narrowly lanceolate, acuminate, with two or three fine 
setz from the apex; base sessile and slightly oblique. Pedwnceles 
leaf-opposed, about equalling the leaves in length. Flowers 2-4, 
in a lax raceme, about } in. in diam., green, irregularly spotted 
with brown; floral bracts oblong, subacute. Sepals and petals 
subequal, oblong, elliptic, obtuse. Lip about as iong as the petals, 
adnate to lower half of column, the base with a wide blunt sac at 
right angles tothe ovary, its inner surface without hairs or calli ; 
side-lobes none ; terminal lobe yellow, semicircular, entire, smooth, 
fleshy ; margins deflexed, the base with two blunt conical calli., 
Column short, broad. Amnther shortly beaked in front. Pollinia 
elliptic ; caudicle long, slender, cylindric, the gland elongate, 
bifid. Capsule fusiform, about 3 in. long. 
Northern Oudh, in the Bahraich district (Duthie’s collector). Flowers 
during April and May. Disrris.: Outer Himalayan ranges in 
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