30. Stenoglottis. 



31. HOLOTHEIX. 



34. Beachtcoeythis. 



16 CXXXIII. ORCHIDEiE (rOLFE). 



Subtribe xi. AEETHUSEiE. 



Lip without spur or sac . . . . . . 27. Pogonia. 



Lip saccate or shortly calcarate , . . .28. Epipogum. 



Subtribe xii. LiMODOEE^ . . . . .29. Epipactis. 



Subtribe xiii, Habenaeie^. 



Middle lobe of the rosteilum tooth-like, subulate or 

 broader below, flat and distinct from the side 

 lobes, or obsolete. 

 Sepals subequal and more or less connivent. 



Lip ecalcarate ...... 



Lip variously calcarate. 



Petals more or les^ exceeding the sepals. 

 Lip slightly adnate to the column ; scape 

 without sheaths .... 



Lip deeply adnate to the column ; scape 



, with numerous lanceolate sheaths . 32. Deecemeeia. 

 Petals equalling, or shorter than the sepals . 33. Peeistyltjs. 

 Sepals unequal, the lateral ones more or less 

 spreading. 

 Lip concave or subsaccate at the base 

 Lip variously calcarate. 



Stigmas sessile or subsessile, confluent or more 

 or less distinct. 

 Anther sessile ..... 



Anther long-stalked .... 



Stigmas more or less distinctly stalked, and 

 very rarely confluent. 

 Anther-cells produced into long channels ; 



stiguias produced in front only . 

 Anther-cells obtuse in front, without chan- 

 nels ; stigmas produced behind into a 

 pair of tooth-like processes . . 38. 



Middle lobe of the rosteilum more or less concave or 

 complicate, usually broader, more or less united 

 to the side lobes and galeate. 

 Lip inferior (flower reversed, as is usual in the 

 order). 

 Stigmatic processes very long, and partly adnate 



to the stalk of the lip . . . . 39. Bonatea. 



Stigmatic processes not adnate to the lip, usually 

 short. 

 Lip narrow, simple or with narrow lobes . 40. Platycoeyne. 



Lip broad, variously 3- or 4-lobed . . 41. Cynoechis. 



Lip superior (flower not reversed) . . . 42. Amphoechis. 



Subtribe xiv. Dise^. 



Lip superior, 2-saccate or calcarate at the base . . 43. Satyeium. 

 Lip inferior, neither saccate nor calcarate. 



Petals free from the dorsal sepal .... 44. Disa. 



Petals adherent to the dorsal sepal . . .45. Beownleea. 



35. 



36. 



37. 



Platantheea. 

 podandeia. 



Habenaeia. 

 Ecepeeochaeis. 



Subtribe xv. Coetcie^ 



46. DisPEEis- 



