150 DR. HOOKER AND DR. THOMSON'8 PRECURSORES 
85. I. ELONGATA (Arn. in Hook. Comp. Bot. Mag. ii. 324). Саше ro- 
busto, foliis 2-3" approximatis petiolatis lineari- v. ovato- v. obovato- 
lanceolatis ellipticisve acuminatis argute serratis coriaceis, pedunculo 
longissimo robusto, racemo elongato, bracteis ovatis oblongisve sub- 
acutis, sepalis ovato-oblongis acuminatis, labello cymbiformi calcare 
gracili elongato incurvo, vexillo parvo, alis bilobis, capsula brevi ellip- 
tiea.— Thwaites, En. p. 67. 
Hab. Sylvis montosis subtropicis Ceylonize! alt. 3000-4000 ped., Walker, 
&c. 
Species distinctissima, pedalis et ultra. Folia subcarnosa, subtus pal- 
lida, minute punctulata, nervis validis. Pedunculus 6". Racemus 3”. 
Flores 1”, rubri. Alarum lobus anticus parvus, sepalis æquilongus, 
postico “ multo majore oblique rotundato." —Tkw. 
86. I. CORNIGERA (Arn. in Comp. Bot. Mag. i. 323). Glaberrima, caule 
simpliciusculo longe nudo, foliis 3-6" ellipticis lanceolatisve obtusis 
longe acuminatisve in petiolum brevem angustatis crenatis sinubus 
setuligeris subtus pallidis, pedunculis elongatis multifloris, bracteis 
late ovatis acutis, pedicellis gracilibus, floribus flavis (cum calcare $^ 
long.), sepalis parvis ovato-cordatis acuminatis, labello infundibuliformi 
in calcar mediocri apice circinato attenuato, vexillo obovato acuto.— 
Thw. En. р. 67. 
Hab. Sylvis montosis subtropicis Ceylonise; alt. 2000-4000 ped.! Walker, 
Gardner, &c. 
Species primo intuitu calcare apice circinato, et capsula brevi oligo- 
sperma valde distincta, sed foliis variabilis. Caulis pedalis. Folia 
interdum late elliptica grosse crenata subtus subglabra, petiolo 4-1". 
Pedunculi foliis longiores. Racemus regularis, floribus nempe sub- 
zequidistantibus, bracteisque omnibus consimilibus. Pedicelli vix 1”, 
patuli. Flores membranacei. Capsula brevis, 3" longa, compressa, 
elliptica, utrinque acuminata, oligosperma. Semina 2, orbicularia, 
compressa, nitida. 
The habit of this is that of I. uncinata, subcordata, and others of the 
uinbellate section, but the inflorescence is decidedly racemose. 
xxx. Mont. Himalaya et Khasia. 
87. І. 1NstGNIs (DC. Prodr. 1688; Wall. Plant. As. Rar. ii. p. 83. 
t. 194, Cat. 4760! bis!). Саше simpliciusculo robusto erecto, foliis 
(6-poll.) subcoriaceis lineari v. oblongo-lanceolatis basi attenuatis apice 
acuminatis grosse serratis dentibus apice setigeris, pedunculis 6-8 
terminalibus robustis erectis elongatis 10—15-floris, bracteis caducis, 
sepalis amplis oblique ovatis aristato-acuminatis, labello conice saccato 
in calcar elongatum gracile attenuato. 
I. racemosa, Don! Prodr. 203—1. insignis! Wall. Cat. 4766 e Nepal. 
in Hb. Linn. Soc. 
Hab. Montes Sylhet, Wall. in Herb. Linn. Soc.! Himalaya centrali 
Nepal, Wallich. fid. Plant. As. Rar. 
