INDEX 



OF THE 



NATURAL ORDERS AND GENERA. 



«*# The names of the Orders r.ro in Capitals.— Suborders ore marked with the (»), and Sectionii with 

 the (*).-The Tribes iire in Roman spticod— the Generii in Roraim,— and the Synonyms in Italic. The 

 figures after Si/n. refer to llie Synonyms of the Genus next above. 



Arundo. . 



S]/)i. ( 

 Asarum, . 



asclepiadace;e. 



Ascleiiias, 



Si/n. 

 Aseyrum, 

 Asparagea;, 

 \spar;ipus, 

 A.sphc)(k:lu3, . 

 Aspiilium, 



Sijn. 

 Asplenium, 



Syn. 

 Aster. . . 318- 

 Si/U. 325, 326, 327, 

 Asteroideffi. 

 Astra^'ahis, 

 Athoropogon, . 

 Atras^cne, 

 Atriplex, 

 Atropa, 



Syti. 

 AURANTIACE^, 

 Avena, 



Syn. 609, 

 AvencK", 

 Avicularia, 

 Azalea, . 



Syn. 375, 376, 

 Azolla, 

 Baccharis, 



Syn. 

 Ballota. 



BALSAMIFLUjE, 

 BALSAMINACE^, 

 Baptisia, . 

 Barbarea, 



Bartonia, . 268 

 Bartsia, . . 409, 

 Batala-'i, . . 442, 

 Batschla, 

 Begonia, . 

 BEGONIACE/E, . 

 Bellis, 

 Benzoin, . 

 BERBERIDACEiE, 

 Berlieris, . 

 Beta. 

 Belula, . 



Syn. 

 BETULACE.^, . 

 Bidcns. . 

 Bipi-lovia, 



Bisrnmtia. 394. 



Brc.NONIACE.i:. . 

 BixtoiUi. 

 Blepliilia, 

 BiiUim. . 

 Ro'hcin. . 

 Birhmcria, 

 Boltoin'a. 



r.orratreir. . 

 nORRAGlNACEJ., 

 Borrapo. 

 Botrvchium, . 

 Bmch'jehjtrum, . 



