i 



CXXXIII. ORCHIDE.E (rOLFE). 15 



Subtribe iv. Bletieje. 

 Lip free from the column and convolute round it, 



subentire ....... 8. Phaius. 



Lip adnata to the column, its limb flat or reflexed, 



and 3- to 4-lobed ...... 9. Calanthe. 



Subtribe v. Eulophie^. 

 Lip more or less saccate or calcarate, often attached 

 to the more or less produced foot of the column. 

 Sepals and petals equal or subequal, subconnivent, 

 or the sepals seldom reflexed ; petals usually 

 very similar to the sepals in colour . . 10. EuLOPHiA. 

 Sepals generally strongly reflexed ; petals much 

 larger, erect or suberect, usually differently 

 coloured from the sepals . . . .11. LissoCHiLiTS. 



Lip sessile at the base of the very short footless 



column, neither saccate nor calcarate . . 12. Pteroqlossaspis. 



Subtribe vi. Cymbidie^. 



Lip inferior ; sepals and petals subequal. 



Flowers in a loose raceme or panicle, over 1 in. 



diam. ; lip 3-lobed 13. Ansellia. 



Flowers in a short congested raceme, under 1 in. 



diam.; lip entire ..... 14. Neobenthamia. 



Lip superior; sepals and petals unequal . . . 15. Poltstachya. 



Subtribe vii. Saecanthe^e. 



Pollinia with a single stipes and gland. 



Spur saccate, usually shorter than the sepals and 

 petals; side lobes of the lip distinct and 



broadly rounded 16. Saccolabitjm. 



Spur usually variously calcarate, often very long; 



side lobes of the lip usually obsolete . . 17. Ange^CUM. 



Pollinia with two distinct stipes; gland simple or 

 divided. 

 Stipes of pollinia attached to a single gland . . 18. Listeostachts. 



Stipes of pollinia attached to two distinct glands . 19. Mystacidixtm. 



Subtribe viii. Vanilleje . . . . .20. Vanilla. 



Subtribe ix. Coeymbte^ 21. Coeymbis. 



Subtribe x. Spieanthe^. 



Front lobe of the lip attached to the sac by a narrow 

 claw. 

 Sepals free ; column unappendaged . . .22. Zeuxine. 



Sepals connate to the middle into a tube ; column 



with two linear arms as long as the rostellum 23. Cheieostylis. 

 Front lobe of the lip sessile on the sac. 

 Sepals free or nearly so. 



Column short and stout, with two crest-like 



appendages in front 24. Het^eia. 



Column elongate and clavate, unappendaged in 



front 25. Platylepis. 



Sepals connate to beyond the middle into a narrow 



tube 26. Manniellia. 



