Baby's tears 
Banyan 
Barren strawberry 
Bastard-agrimony 
Beach Rose 
Beach strawberry 
Beard of Jupiter 
Bears plum 
Biennial cinquefoil 
Bird cherry 
Black cherry 
Black Hawthorn 
Black Mulberry 
Black Raspberry 
Blackthorn 
Boehmeria platyphylla 
Bowman's Root 
Breadfruit 
Bridal-Wreath 
Bridewort 
Burnet Rose 
Butterfly Spyridium 
Callery Pear 
Canada nettle