AnthemaiJes Less. 
Anvillea DC. 
Apalas DC. 
Aphanostephus DC. 
Aplodiscus DC. 
Aplopappus£«s. 
Arctogeron DC. 
Arctotis Aact. 
Argjrrochceta Car. 
Argyrochata DC. 
Ar^roxiphium DC. 
Arrhenachne Cass. 
AiTEMlSIEAE Less. 
ricida Cass. 
Aster JVees. 
ASTEREAE. 
ASTERINEAE DC. 
ASTEROIDEAE Less. 
Astoiscus Metach. 
5 oo Berthelolia DC. 
487 Bidens Linn. 
499 BIDEHTIDAE Less. 
547 Bigelowia/)C. 
681 Biolia DC, 
487 Biotia Cass. 
507 Blainvillea Cass. 
3 io Bkochetia DC. 
35 o Blepharipappus Hook. 
345 Blepharispermnm Height ^ 
Bobartia Petiy. 
53 a Boehera Less. 
ibid. Bcebera WiUd. 
668 Boebera DC. 
576 Ittberoides DC. 
398 Bojeria DC. 
4 W BOJERIEAE DC. 
_ »o 5 Boltonia 17Her. 
5 , 6 a Bombycilana DC. 
60 BOOPIDE^ Cass. 
56 1 Boopis Juss. 
5 oa Borrichia Adans. 
Braehjrcome Can. 
Bracbyglossa DC. 
“ ’ ;lottis Forst. 
la Brown. 
Nutt. 
i£i 
3 oa Brachyris 
HALTIMOREJE Casa. 
BartoUnu Adans. 
Bechium DC. 
Bellidiastram MkhM 
BELLI DEAE DC. ^ 
