204 
spur long, slender, curved: wings patent: capsule linear: flowers 
violet, pubescent, 
Khasia mountains, Silhet, flowering from June to December. 
(69) I. auricunata. (Wight.) 
_ Ident. Journ, Proc. Linn, Soc, IV. p. 141.—-Madr. Journ. Se. 
V. p. 8. 
Engrav. Madr. Journ. Se. V. t. 3. 
Spec. Cuar. Epiphytal, quite glabrous ; stem short, very thick, 
knotty, jointed ; leaves petioled, ovate or elliptic, acute, subserrated : 
peduncles short, 2-flowered: pedicels slender: largest sepals de- 
pendent: vexillum short, concave, deeply 2-cleft: lip long-saccate, 
shortly spurred at the apex. 
Hills near Courtallum. 
(70) I. vinipirtora. ( Wight.) 
_ Edent. Journ. Proc. Linn. Soc. IV. p. 142.—Madr. Journ. Se. 
V. p. 9. 
Spec. Cuar. Quite glabrous; stem short, very thick ; branches 
knotty: leaves thick-petioled, ovate-lanceolate, acute, serrated: 
peduncles short, 2~flowered : pedicels slender: sepals linear: vexil- 
lum deeply 2-lobed, and deeply keeled at the back : lip conically 
subsaccate, narrowed into an incurved spur, : 
Shevagherry Hills. 
(71) I. practrara. (Colebr.) 
Ident. Colebr. MSS.—Journ. Proc. Linn. Soc. IV. p. 142,— 
Roxb. fi. Ind. (Ed. Wall.) II. p. 458, 
Syn. I. fimbriata, Hook. 
Engrav. Hook. Exot. flor. I. t. 146, 
Spec. Cuar. Quite glabrous; stem erect, sparingly branched : 
leaves long-petioled, ovate-lanceolate, acuminated at both ends, subs 
serrate, ciliated at the base: peduncle terminal, many-flowered at 
the apex: bracts large, recurved, tufted with hairs: flowers purple, 
Khasia mountains, Silhet, flowering from June to August. 
(72) I. acuminata. ( Benth.) 
Fdent. Journ. Proc. Linn. Soc. IV. p, 145, 
Srec. Coan. Low plant, quite glabrous; stem thick, simple : 
leaves approximated, long-lanceolate, narrowed into the petiole, 
acuminated, sinuate-crenated, subcoriaceous, glaucous beneath ; 
peduncles axillary, thickish: bracts large, broad-ovate, obtuse 3 
larger sepals obliquely ovate-cordate, obtuse or acuminate: border 
of the lip boat-shaped, acuminate: spur elongated, gradually nar- 
