Fig. I. A photograph of the third Camopaltk from Hernandez's book, Natu- 

 ral History of the Plants of the New Spain, Spanish edition (Mexico), vol. 3, p. 

 844, 1946. See text for further details. 



senata Cav. (for S. linoides Sch.-Bip.), S. viscida HBK. (for S. 

 laxiflora DC), and S. ovata Willd. (for S.paniculata Lag.). As to 

 S. purpurea, Grashoff staled that this is an ambiguous name, 

 which includes elements belonging to S. viscida HBK., 5". pilosa 

 Lag., S. Eupaturia (SpTQng.) Willd. and S.porphyrea McVaugh. 

 Since species of Stevia are delimited not only on the basis of 

 vegetative and inflorescence characters, but also on the basis of 

 minute floral and achene characters, which cannot be verified 



14 



