— 474 
Calcar brevius abrupte saceatum. 
8. C. Boryana Lindl. 
4. Flores minores, 1 cm diam. v. vix majores. 
f Calcar et ovarium longa et fere aequilonga. 
9. C. fastigiata Thouars 
ff Calcar quam ovarium brevius. 
§ Lobus intermedius labelli brevior quam laterales. 
. Lob. interned, linearis. 10. C. elata Rolfe 
Lob. interned, triangularis calcar breve apice 
inflatum. 11. C. purpurea Krzl 
Lob. intermed. semiorbicularis calcar x /a ovarii 
aequans non inflatum. 
12. C. elegans Rchb. f. 
§§ Lobus labelli intermedius major quam laterales 
parviflorae. 
A. Lobi laterales lineares v. ligulati.] 
a. Flores omnino pilosi. 
13. C. Boiviniana Krzl 
p. Flores glabri (excepto labello saepias mi* 
nutissime puberulo). 
1. Calcar sacculatum. 
14. C. b'achycentron A. Rich. 
2. Calcar extinctoriiforme vix curvatum. 
15. C. aurantiaca Ridley 
3. Calcar infundibulare apice clavatum. 
16. C. lilacina Ridley 
4. Calcar cylindraceum obtusum. 
17. C, hispidala Ridley 
5. Calcar in alabastris sacculatum sub 
anthesi cylindricum. 
Labelli lobus intermedius oblongus ob- 
tusus. 18. C. tmella Ridley 
Labelli lobus intermedius ligulatus 
acutus. 19. C. Baronii Rolfe 
6. Calcar attenuatum apice breviter et 
subito uncinatum. 
20. C. Ridleyi Durand et Schins 
