6 
CXXXVI. ORCHIDEjE, 
Leaves broad and thin, terrestrial; column 
arms short . . . . . 4. Liparis 
Column with long arms; epiphytic, pseudo- 
bulbous . . . . .5. Platyclinis 
II. Dendrobie^. Epiphytic rarely terrestrial, often pseudobulbous. 
Inflorescence lateral or terminal usually racemose. 
Pollinia 4. 
Leaf i, coriaceous on a long slender pseudo¬ 
bulb; flower 1 
Leaves 2, coriaceous on a conic pseudobulb; 
flowers many terminal . 
Leaf 1, on a pseudobulb; stem much branched 
with many pseudobulbs; flowers 
appearing singly, very fugacious 
. Rhizome short or o; stems many, not branched 
racemes axillary . 
Pseudobulbs conic or globose, 1-leaved 
raceme 1, many-flowered from 
rhizome; arms of column short 
erect; column not hooded; fruit 
elliptic . 
Arms of column long from side; column 
hooded; fruit 3-angled . 
Column with a long foot. 
6. Diplocaulobium 
7. Sarcopodium 
8. Desmotrichum 
9. Dendrobium 
10. Bulbophyllum 
11. Dendrochilum 
III. Eriee. Pollinia 8 . 
forming a mentum. 
Stems usually swollen; flowers glabrous or 
woolly; racemes lateral; leaves 
sub-terminal .... 
Stems tall leafy not swollen (rarely short), all 
red hairy; racemes lateral 
Sepals connate in a tube, pseudobulbs small; 
leaf 1. 
Sepals free spreading; column long, pseudo¬ 
bulbs large, 2-leaved 
Small tufted epiphytes with racemes of 
minute flowers .... 
Tall leafy plants; flowers very small in 
terminal heads .... 
Slender, tall leafy plants; flowers in lateral 
racemes . 
Leafy tufted or branched plants; flowers small 
in axillary tufts; column arms 
long .. 
IV. Bletie/E. Terrestrial, rarely epiphytic, 
florescence on tall rarely short lateral racemes, 
no disc. 
Column with side arms ..... 
Column with no side arms. 
Lip 3-lobed, spurred ..... 
Lip entire, not spurred .... 
Column prolonged at base into a foot. 
Lip spurred; leaves elliptic or lanceolate on 
a long petiole; scape tall from 
rhizome. 
Stems of conic pseudo bulbs 
Stems not pseudobulbous 
Lip spurred; scape short; leaves solitary, 
ovate cordate, no pseudobulbs 
Column short (except No. 15). Lateral sepals 
12. Eria 
13. Trichotosia 
14. Porpax 
15. Tylostylis 
16. Phreatia 
17. Agrostophyllum 
18. Po^EPHYLLUM 
19. Ceratostylis 
Leaves herbaceous. In- 
Column long. Pollinia 2, 
20. Chrysoglossum 
» 
21. COLLABIUM 
22 . DlGLYPHOSA 
23. Ascotainia 
24. Tainia 
25. Nephelaphyllum 
