ficHtlr-obium.'] CXLVIII. OUCIUDEVE. (J. D. Hooker.) 711) 



TROPICAL HIMALAYA; from Nepal eastwards to the KHASIA HILLS, and southwards 

 to TENASSKRIM. 



Stems 12-18 in. Leaves subterminal, 4-6 in. Flowers 2 in. diam ; pedicel with 

 ovary .]- f in. ; bracts twisted and rcvolute, strongly nerved. Capsule 3 in. Veiteh 

 observes that almost the only characters of thyrtiflorum are the terete more slender 

 stems and white sepals and petals; he refers to it the var. albo-luteaof Bot. Mag. 

 He has a var. Walkeriana (Warner Sel. Orchid, iii. t. 21) with longer stems and 

 racemes and larger flowers; also a var. Schroederi (Flor. Mag. t. 502) of true 

 dens/forum, with looser racemes, larger flowers, french white petals and sepals, and 

 pale yellow anterior margin of the lip. 



149. D* sulcatum, Lindl. in Sot. Rfg. 1838, t. 65; stems stout com- 

 pressed grooved, leaves subterminal 'oblong acuminate, flowers many in 

 short racemes from the leafless stems (dull orange or paler), bracts minute, 

 sepals oblong obtuse and rather broader obovate, petals concave, mentum 

 broad, lip broadly ovate hirsute, base saccate convolute, margins ciliate 

 revoliite. Sot. Mag. t. 6962 ; Veiteh Man. Dendrol\ 76 ; Rolfe in Gard. 

 Chron. 1887, i. 607. 



KHASIA HILLS, Gibson, &c. 



Stems 6-10 in. ; intern odes about 6, compressed, green. Leaves 4-8 in., coria- 

 ceous, 3-nerved. Floivcrs 1 in. diam.; sepals and pe.als erect. 



150. D. G-riffithianum, Lindl. in Bot. Reg. under t. 1756; stems 

 elongate clavate grooved, leaves oblong-lanceolate obtuse, flowers many in 

 pendulous racemes white or yellow, lip orange, bracts small, sepals ovate- 

 lanceolate acute spreading, petals broader ciliolate, mentum rather long in- 

 curved, lip orbicular papillose, base convolute, margin denticulate. Reiclib.f. 

 in Gard. Chron. 1877, i. 590 ; Veiteh Man. Dendrob. 48. D. aggregatum, 

 Wall. Cat. 7411 B. 



BURMA ; at Chappedong, Wallich, Griffith. 



Stems 12-18 in., obscurely 4-angled, base very slender. Leaves few, 3 by 1 in., 

 very coriaceous. Flowers H-2 in. diam. 



VAR. Guibertii, Veiteh 1. c ; stems more abruptly narrowed below, leaves broadly 

 elliptic, racemes longer, flowers larger brighter-coloured. I). Guibertii, Carriers in 

 Rev. Hortic. 1876, t. 431 ; III. Hortic. N. S. t. 258 ; De Puydt Les Orchid, t. 16. 



151. D. lamellatum, Lindl. Gen. fy Sp. Orchid. 89; stems short 

 pyriform flattened, leaves few ovate subacute, flowers 3-5 in a short 

 drooping raceme yellow, bracts miunte, sepals ovate apiculate suberect, 

 petals smaller obovate, mentum long flattened, lip clawed cuneate truncate 

 erose, disk many-grooved. D. compressum, Lindl. in Sot. Reg. 1842, Mine. 

 76 ; 1844, t. 53; IValp. Aim. vi. 307. Onychium lamellatum, Slume Sijd. 

 526, fig. 10. 



TENASS- RIM ; at Moulmein, Parish. PERAK, Scortechini, King's Collector. 

 DISTKIB. B >rueo. 



Stems 3-1 by 1^ in., proli p erously branched ; internodes 3-4. Leaves 1-1.] in. ; 

 sheaths very short, broad. Flowers f in. long, yellow in Ic. Bot. Reg. ; petals white 

 in Ic. Herb. Kew of Bornean plant ; nower pule pink with white petals in Ic. Parish. 



This is by error described as a native of Ceylon ; if imported from that country, it 



was doubtless from the But. Gardens there. 



i:>2. D. ag-greg-atum, Ro.vb. FL fnd. iii. 477; stems fusiform, leaf 

 solitary oblong, tip notched, flowers 1-2 or many in a loose drooping 



