Bulbophyllum. 



GXXXIII. ORCHIDE^ (rQLFE). 



Lip glabrous. 



Bacemes only a few in. long. 



Bracts erect or spreading, not reflexed with age. 

 Leaves 1-2 in. long. 

 Flowers distichous. 



Petals subulate-linear . 

 Petals lanceolate-linear . 

 Flowers secund .... 



Leaves 3-4 in. long. 



Sepals 3 lin. long, acuminate 

 Sepals 2 lin. long, subacute 

 Bracts spreading, reflexed with age. 



Leaves elliptical ..... 

 Leaves linear-oblong. 

 Petals falcate-incurved 

 Petals subulate-linear 

 Racemes very long. 



Leaves linear ; sepals connate to the middle 

 Leaves lanceolate; sepals free . 



Lip ciliate . 



Bracts 3-5 lin. long. 



Bracts subacuminate, lax .... 



Bracts acute or subacute, closely imbricate. 

 Scapes 5-7 in. long. 



Pseudobulbs oblong; racemes 1-1^ in. long 13. 

 Pseudobulbs elongate; racemes 2|~4 in. long 14. 



B.fuscum. 

 jB. ' Oreonastes. 

 £. JBraunii. 



B. denticulatum. 

 B. ccBspitosum. 



6. B. resupinatum. 



B. falcipetalum. 

 B. Rhizophorce. 



B. calyptratum. 

 B. filiforme. 

 B. tenuicaule. 



12. B. hif avium. 



B. gravidum. 

 B. cochleatum. 

 B. Mannii. 

 B. lupulinum. 



Scapes 1 it. or more long . . . .15. 



Bracts 6-8 lin. long . . . . . .16. 



ft Pseudobulbs normally 1 -leaved, occasionally 2-leaved 

 in 17 and 36. 



Flowers solitary 17. 5. Elaidum. 



Flowers in racemes. 



Pseudobulbs not flattened from the top. 

 Scapes filiform or nearly so. 



Pseudobulbs distant 18. 5. intertextum. 



Pseudobulbs approximate or subapproximate. 



Lip glabrous 19. -B. Quintasii. 



Lip ciliate 20. B. viride. 



Scapes stouter. 



Lip glabrous; sepals glabrous, caudate or 

 acuminate. 

 Leaves under 1 in. long . . . 21. ^. coriscense. 



Leaves 3-6 in. long. 



Sepals 2^-3 lin. long, greenish-yellow . 22. B.fiavidum. 

 Sepals 4-5 lin. long, orange yellow . 23. B. aurantiacum. 

 Lip ciliate. 



Sepals glabrous, caudate or acuminate. 

 Pseudobulbs attenuate towards the 



apex ; leaves 9-10 lin. broad . 24. B. cocoinum. 



Pseudobulbs broad near the apex; leaves 



10-15 lin. broad . . . 25. B. andongense. 



Sepals glabrous, acute . . . . 2Q. B. recurvum. 



Sepals glabrous, obtuse . . . . 2.1. B. nigripetalum. 



Lip minutely serrulate or denticulate. 

 Sepals glabrous. 



