6 4 



4 Gymnopodes ; lowest segment only of 



leaf naked. 62]. inconstans A. Br. 

 A. Br. Form Oerstediana with short 

 spines, small nuclei and short cor- 

 onula of the sporophyd. Form 

 Cruegeriana with longer spines, 

 larger nuclei and longer coronula. 



if 4 Gymnophylla; whole leaf naked ! 62k. 



(juatemalensis Ndst. ined. 

 b) Lowest node of the leaf usually sterile. Podo- 



steirce. 

 X Lowest corticated segment not much longer 



than the others. 



Leaflets of the lowest, sterile, node of dif- 

 ferent shape, sub-ventricose. 



1) Sporophydia, ovate, 1100-1240 long; an- 



terior leaflets equal the sporophydia. 

 62!. conjungens A. Br. 



2) Sporophyd. oblong 850-1050 long; leaf- 



lets shorter than sporophyd. 62m. 

 Berteroi A. Br. 

 Leaflets of the lowest, sterile, node about 



similar to the others. 

 Q Large, leaflets very minute. 6211. Mich- 



auxii A. Br. 

 QQ Leaflets longer. 



aa) Nucleus 700-850 long. 



1 ) Sub-longibracteata ; lowest segment 



of the leaf twice as long as the 

 diameter of the leaf. 620. Hilde- 

 brandtiana A. Br. 



2) Longi-bracteata, the lowest segment 



of leaf a little longer than its 

 diam. (sometimes the lowest node 

 fertile.) 6ap. Humboldtii A. Br. 

 bb) Nucleus 550-600 long. 



1) Rigid, shining. 62q. Ceylonica Klein, 



' A. Br. 



2) Grayish. 62r. curassavica A. Br. 



X X Lowest corticated segment much longer than 

 the others. 625. Viellardi A. Br. 



