Aureoboletus auriporus 
Aureoboletus innixus 
Aureoboletus roxanae 
Auricularia angiospermarum 
Auricularia cornea 
Australian honey fungus 
Australian umber amanita 
Austro dripping bonnet 
Austroboletus gracilis 
Austropaxillus infundibuliformis 
Barrow's Bolete 
Baton Rouge Ringed Ringless Amanita 
Battarrea phalloides 
Bay Bolete 
Beach Brittlestem 
Bear Lentinellus 
Bear's Head 
Bear's Head Tooth Fungus 
Bearded Amanita 
Bearded Dapperling 
Beautiful clavaria 
Beech Mushroom 
Beech Rooter 
Beechwood Sickener