ORCHID ACE IE. 



5. BI/LBOPHYLLUM. 



6. PHOLIDOTA. 



7. PACHYSTOMA* 



8. THUNIA. 



9. ERIA. 



Lip articulate on the foot of 

 the column and mobile 



Steins jointed, composed of 

 elongated pseudobulbs at- 

 tached to a woody core ; 

 leaves solitary or in pairs, 

 chartaceous ; column without 

 a foot ..... 



Pollinia 8 



Terrestrial herbs without pseudo- 

 bulbs : 



Scapes from a stout rhizome, flower- 

 ing before the leaves appear 



Steins leafy ; flowers large, appear- 

 ing with the leaves . 



Pseudobulbous epiphytes ; column 

 with a long foot .... 



Pollinia attached singly or in pairs or fours 

 through one or rarely two caudicles to a 

 stigmatic gland : 



Pollinia 2, rarely 4 in Cymbidium : 



Terrestrial glabrous herbs with fleshy 

 tubers or rhizomes, rarely pseudo- 

 bulbous ; flowers in peduncled 

 racemes ; leaves chartaceous or 

 membranous, plicate* 



Lip distinctly 3-lobed, saccate or 

 . spurred at the base ; inflore- 

 scence straight . . .10. EULOPHIA. 



Lip obscurely 3-lobed, widely ven- 



tricose at the base, but not 



spurred; inflorescence at first 



decurved . . . .11. GEODORUM. 



Epiphytic herbs, rarely terrestrial or 



leafless, usually with long linear 



coriaceous leaves sheathing on a 



large fleshy pseudobulb ; scapes 



racemose, column footless or very 



slightly produced ; lip not spurred 12, CYMBIDIUM. 



