136 DR. HOOKER AND DR. THOMSON’S PRECURSORES 
4-6". Petioli gracillimi 4-1 pollicares. Pedicelli petiolos subequantes. 
Flores slbi? 3" lati. Capsula late elliptica, basi angustata, apice 
acuminata, similis I. racemulifere. 
E. LATERIFLORA (vide p. 113). 
$ a. Capsula anguste linearis elongata (vide I. spirifer in $ D). 
50. I. SERRATA (Benth. in Wall. Cat. 4771!). Glabra, caule erecto 
simpliciusculo v. basi ramoso, foliis (1-3 poll.) subsessilibus v. petiolo 
alato ovato-lanceolatis acuminatis argute serratis eglandulosis petiolo 
basi glandula globosa stipulata v. nuda, pedicellis gracillimis versus 
medium bifidis 2-floris, bracteis setaceis dissitis, floribus #14” albidis 
flavisve rubro-maculatis, sepalis parvis falcatis, calcare abrupte incurvo 
flore longiore, capsula anguste lineari. 
Hab. Umbrosis Himalaye temperate centralis et orientalis, Nepal! 
Wallich ; Sikkim 8000-10,000 ped.! J. D. H. (fl. Jul.-Sept.). (v.v.) 
Caules graciles, 1-3 pedales. Folia membranacea, glabra. Flores plani, 
labello oblique conice saccato, in calcar attenuato; vexillo oblongo 
subunguiculato, alis unguiculatis lobo postico faleato. Capsula 1-14" 
angustissimá. Semina numerosa, l-seriata, lineari-obovata, grosse 
tuberculata. 
. А smaller, more delicate and graceful species than is I. scabrida, D.C., 
with very differently shaped spur and petals. . 
51. I. scaBnRiDA (D.C. Prodr. i. 687, Wall. Cat. 4769 b; Edgew. in 
Wight, l.c. t. 323). Саше simpliciusculo robusto foliisque pubescenti- 
pilosis glabratisve, foliis ovatis lanceolatis ovato-lanceolatisve acumi- 
natis in petiolum angustatis grosse serratis eglandulosis petiolo basi 
glandulis 2 grossis stipulato, pedunculis foliis multo brevioribus 2-6- 
floris, bracteis setaceis dissitis, floribus aureis, sepalis amplis ovato- 
cordatis acuminatis, labello late conico calcare incurvo, vexillo dorso 
cornuto, capsulis lineari-elongatis.— Wall. Cat. 4769 ! 
І. tricornis, Lindl. Bot. Reg. xxvi. 1840, t. 9; Hook. Bot. Mag. 4051.— 
I. punctata, Wall. MSS.—1. cristata, Wall. in Roxb. Fl. Ind. її. 456. 
—1. calycina, Wall. l. c. p. 463.—I. Hamiltoniana, Don, Prodr. 204. 
Hab. Umbrosis Himalayz temperate, Bhotan! Griffith; Nepal! Wal- 
lich; Kumaon ! Str. & Wint. ; Simla! Comta Dalhousie, &c.; Ku- 
mawur ! Grant; Sikkim, fid. Icon. Cathcart (fl. temp. pluv.).  (v.v.) 
Species 3-5 pedalis, plerumque robusta, plus minusve pubescens, sed 
interdum glabra v. glaberrima. Folia petiolata, v. subsessilia. Pe- 
dunculi interdum paniculati. Flores 1” longi, speciosi, aurei, punctis 
rubris consperse. Capsula 1-13” longa, glabra v. puberula. Semina 
l-seriata, oblonga, vix tuberculata. 
The I. calycina, Wall., seems from specimens in Lindley's Herbarium 
to be the same as his cristata, and which is undoubtedly the I. scabrida 
of De Candolle. I have no Sikkim specimens, but a drawing from 
