fl. in spike (21) 

 i\ in raceme 



fls. apparently 



solitary or few 

 fl. in cluster (26) 

 fl. in umbel (31) 



over I foot (22) [Ivs. compound (24) 



I foot or under ,,- ■,, , v , v 



'Ivs. simple Ivs. evergreen (Pyrola) (25) 



["5 petals- 



otherwise- 



otherwise (,23) 



fl. violet-shaped (27) 

 fl. otherwise (28) 



m mud (2g''' 



in other soil (30) 



ading(44) 



mder 4 feet (45) 

 and tall herbs (46) 



: US) 



g or spreading (49) 



ke (50) 



over 5 feet high 



not over 5 feet 



H. Composite fam. 



fl. not Composite fam. 



JTvith thorns C52) 

 j_\vithout thorns— 



.bell-orum-shapedC53) 

 fl. otherwise (54) 



Ifl. bell- or urn-shaped (55) 

 [Otherwise (56) 



J white rays (57) 

 [otherwise (58) 



fl. bell- or urn-shaped (59) 

 fl. 4 petals (60) 

 fl. apparently 5 petals (61) 

 fl. otherwise (62) 



