Agave pygmaea 
Aiea morning glory 
Aizoon canariense 
Aji Pepper 
Akeake 
Alaskan violet 
Albany bottlebrush 
Albany daisy 
Albardine 
Albizia saman 
Alcantarea imperialis 
Alcea acaulis 
Alcea dissecta 
Alcea striata 
Alcea tabrisiana 
Alchemilla haumannii 
Alchemilla orbiculata 
Alchemilla xanthochlora 
Aldama grandiflora 
Alder buckthorn 
Aleppo Crocus 
Aleppo Milkvetch 
Aleppo oak 
Aleppo Pine