51 
culatis, petalis obovatis retusis carnosis sepalo supremo 
latioribus, labello cucullato denticulato retuso obsoleté 
trilobo.—— Nepal. —— Flowers dark yellow, occasion- 
ally in threes, marked externally with distinct warts. 
Lip with a deep purple spot on each side. 
19. D. Paxtoni (Lindl. in Bot. Reg. Misc. 1839, no. 56); 
caulibus teretibus sulcatis, foliis ovato-lanceolatis acu- 
minatis apice hine obsoleté emarginatis, pedunculis 
bifloris, sepalis oblongis acutis lateralibus basi parüm 
productis, petalis latioribus obovatis acutis serrulatis, 
labello unguiculato ovato concavo indiviso villoso margine 
multifido fimbriato.—-— Khoseea Hills of India.—— 
This has orange-yellow flowers, with a deep brown spot 
in the middle of the lip. It differs from D. chrysan- 
thum in having the petals serrated, and the surface and 
edge of the lip hairy. 
20. D. ochreatum (Lindl. in Wall. Cat. no. 7410. Bot. Reg. 
sub fol. 1756. D. Cambridgeanum, Paxton, Mag. Bot. 
vi. 965); caulibus pendulis medio incrassatis, foliis 
ovalibus acutissimis, pedunculis bifloris, petalis lanceo- 
latis sepalis latioribus, labello cucullato rotundato indi- 
viso supra piloso.——Khoseea Hills of India.——A 
beautiful species, with large rich yellow flowers, having 
a deep purple stain in the middle of the lip, which is 
entire and hairy. 
21. D. aureum (Lindl. Gen. & Sp. Orch. p. 78. Dot. Reg. 
1839. t. 20); caulibus erectis teretibus clavatis inter- 
nodiis brevibus, foliis lineari-oblongis apice obliquis emar- 
ginatis, pedunculis subbifloris aggregatis lateralibus, se- 
palis lineari-ovatis acuminatis obtusis, petalis latioribus 
ovatis acutis undulatis, labello ovali undulato obtusius- 
culo indiviso medio serrulato per axim pubescente. —— 
` Ceylon.— — The species varies with pale yellow and white 
Aowers. In both varieties the fragrance is remarkable, 
forming a something intermediate between violets and 
primroses. 
22, D. sulcatum (Lindl. in Bot. Reg. 1838. t.65); caule erecto 
| clavato suleato subflexuoso compresso, foliis oblongis 
acutis 3-nerviis, pedunculis lateralibus trifloris, bracteis 
minimis acutis appressis, petalis oblongis obtusis glabris 
sepalis subzqualibus, labello obcordato hirsuto ungue 
canaliculato sulcato. 
H — August, 1844. h 
