PART II 



CLASSIFICATION AND DESCRIPTION WJTH NOTES 

 ON SPECIAL CULTURE 



KEY TO SECTIONS 

 I. ROOTSTOCK A RHIZOME. 



A. Falls without crest or beard. 



Section Apogon, p. 58. 

 Ex. /. unguicularis, I. 

 sibirica. 



B. Falls with pubescence in the 



place of beard, leaves green 

 as in I. japonica,with marked 

 difference between an upper 

 and a lower surface. 



Section Pardanthopsis, p. 87. 

 One species, 7. verna. 



C. Falls with a distinct crest on 



lower part of blade and 

 down the claw, no beard. 



Section Evansia, p. 89. 

 Ex. Ljaponica, I. tectorum. 



D. Falls with a rudimentary 



crest from which springs a 

 beard. Section Pseudevansia, p. 95. 



Ex. /. Kingiana. 



