2. 
Lu 
P" 
19. 
20. 
21. 
. Flowers red 
136 
Florets all simila 
Mess florets ssa, slendér 6 or 
yed pes 
Floreta all lig 
COMME all t T. and hermaphro- 
Leaves alternate ... 
Leaves opposite . 
Heads ^ai ders 
Heads 2—5-flower 
"ripe letal in 2 or more 
Involucre. of 10-15 equal b ‘practs in 
on Vas 
Pa Pes aui es de T 
hes ion o orscaly .. 
Leav and usually involucre 
his y bes ME ea 
Leaves not 
kly 
Involuere with smaller hrai i 
base ; style branches with long 
points ... iv M ec» 
Involucre plain; style branches 
obtuse ... eo s 
Flower heads in a long sp 
Achenes with long berhed pos 
Achenes with capillary « or chaffy 
bristles, short 
Pappus hairs tipped with a gland 
Pappus hairs not glandular 
Pappus of chaffy dilated bristles... 
Pappus hairs slender 
Bes florets slender, female, not 
Outer florets ligulate iui a 
Receptacle naked ... x sae 
Receptacle paleaceous —... 
ADD d many hairs... 
Pappus 0 or very short 
. Outer female florets few .. = 
Outer female florets very numerous 
peii bracts herbaceous or 
eda! bracts thin, hyaline M 
Stems st stiff, with thick 
toment A bs = 
Stems abi stragelin RN 
Anthers obtuse at du base m 
Anthers tailed at the base SR 
9. 
8. 
52. 
41. Cnicus (p. 149). 
42. Saussurea (p. 149). 
10. 
39. Senecio (p. 148). 
43. Ainsliaea (p. 1 
31. Bidens (p. 145). 
3. Adenostenma (p: 139). 
4. an (p: 139). 
5. Eupatorium (p. 139). 
25. 
22. Inula (p. 144). 
19. 
21. 
20. 
20. Anaphahs (p. 143). 
21. Gnaphalium (p. 143). 
22. 
24. 
