126 



Materials for a Flora of the Malayan Peninsula. 



Flowers white, jiale j'ellow or green often large. Sepals ol)long or 

 lanceolate. Petals narrower. Lip sessile at tlie base of the column, 

 s})iirless side lo])es embracing the column. Column long footless, top 

 hooded, sides winged. Antiier conic 2 celled. Pollinia -1 cohering 

 in pairs by a granular viscus. Cpsule large elliptic pendulous winged. 



Species about 70. Indo-Malayan. 



Eaccme pendulous from tlic rhizome. 



Raceme short quite glabrous . . 



Raceme very long many flowered. 



Pseudolnilbs conic-cylindric. Leaves lan- 

 ceolate. 



Flowers distant nigrohirsute . . 

 Flowers crowded glabrous 

 Pseudobulbs cylindric leaves obovate 

 Pseudobulbs -1 angled, leaves oblanceolate 

 Racemes erect from side of pseudobulbs. 

 Flowers numerous white large. 

 Bracts large ovate . . 

 Bracts lanceolate 

 Petals narrower than sepals.. 

 Sepals acuminate. Flowers large 

 Sepals acute. Flowers smaller 

 Petals wider than sepals. 

 Lobes of lip acute 

 Lobes of lip blunt 

 Flowers gi-een and black. 

 Pseudobulbs thin and flat . . 

 Pseudobulbs conic, or ovate 

 Flowers one or two on the scape. 

 Flowers wliite. Petals lanceolate . . 

 Flowers brown. Petals linear 

 Flowers small lip clawed. 

 Side lobes acute . . 

 Side lobes truncate 

 Scape from the top of a i)seudobulb. 

 Flowers large two inches aci'oss. 



Lip side lobes bhmt, midlobe shorter 

 Side lobes acute, midlobe as long 



1. C. tcstacea. 



2. C. Daj/ana. 



o. C. donsifiora. 



4. C. Rorhusseni. 



5. C. qiiadrangularis. 



G. C. asperata. 



7. C. longihrartala. 



8. C. angiisiifolia. 



9. C. Foerstermannl. 

 10. C. Kingii. 



n. C. pandurata. 



12. C. Maijeriana. 



13. C. CuDiiiHji. 



14. C. speciosa. 



15. C. Kid ph urea. 

 IG. C. pii'^illa. 



17. ('. atirrps. 



18. C. paJIcns. 



