Adelpha justina 
Adelpha malea 
Adelpha olynthia 
Adelpha saundersii 
Aden Skipper 
Adenia cordifolia 
Adenium obesum (Desert rose) 
Adenocarpus bacquei 
Adenostyles alpina 
Adesmia cancellata 
Adhemarius gannascus 
Adhemarius sexoculata 
Adhemarius ypsilon 
Adhesive anemone 
Adiantum ruizianum 
Adiantum urophyllum 
Adiathetus shelfordi 
Adinda lamellata 
Adites parang 
Adites pseudofrigida 
Adites vagilinea 
Adjutant Wainscot 
Admirable bolete 
Admiralty Island cuscus