416 Key to the System of 



1797. Glandules of the labellum mostly yellow. 



Dwarf, slender, slightly beset with glandule-bearing hair- 

 lets ; basal leaf linear, evidently shorter than the stem ; 

 stem-leaf bract-like ; flower rather small, solitary ; calyx- 

 lobes and petals elliptic-lanceolar, outside dotted ; labellum 

 recurved, slightly trifid, transversely streaked ; its middle- 

 lobe white towards the base, yellow towards the summit; 

 glandules occupying almost only the longitudinal 'axis of 

 the labellum ; fruit slender. C. coerulea. 



1797&. Glandules of the labellum mostly blue. 



Dwarf, slightly beset with glandular-hairlets ; basal leaf 

 broad-linear, about as long as the stem ; stem-leaf diminu- 

 tive ; flower solitary, fragrant ; calyx-lobes and petals 

 nearly lanceolar-elliptical, outside dotless ; labellum re- 

 curved, almost entire, completely blue, denticular-fringed, 

 ... its glandules occupying nearly the whole surface of the 

 labellum, their basal attenuation whitish and rough ; 

 fruit slender. C. deformis. 



GX.OSSODXA. 



1798. Labellum provided at the base with a slender shortly 

 bilobed appendage. 



Rather tall, conspicuously beset with soft spreading hairlets ; 

 basal leaf from broad- to narrow-lanceolar, much shorter 

 than the stem ; upper leaf one, bract-like ; flowers one or 

 seldom two, rather large ; calyx-lobes and paired petals 

 elliptic-lanceolar, bluish inside, often pale outside, rarely 

 quite pink -or white on both sides; lower portion of the 

 labellum dilated, bulging, beset with minute white hair- 

 lets ; upper portion bluish and gradually pointed, hardly 

 curved ; summit of the appendage yellow ; fruit slender. 



G. major. 



Labellum provided at the base with two parallel 

 linear somewhat club-shaped appendages. 



Rather dwarf, very slender, much beset with soft spreading 

 hairlets ; basal leaf almost lanceolar ; upper leaf one, 

 bract-like ; flowers rather small, usually solitary ; calyx- 

 lobes and paired petals elliptic-lanceolar, bluish inside, 

 rather whitish outside ; . lower portion of the labellum 

 dilated, bulging, beset with white minute hairlets ; upper 

 portion bluish, deltoid, pointed; summit of the appendage 

 dark-purplish ; fruit slender. G. minor. 



