Augeste van den Heede requires research.
Canna 'August' is a medium (1.4m) Crozy Group cultivar, with green leaves and orange flowers.
Augusta requires research.
Auguste Barbereau requires research.
Auguste Chantin requires research.
Auguste Cornelis requires research.
Canna 'Auguste Ferrier' is a giant Foliage Group cultivar, with variegated leaves and red flowers.
Augustin Gravereau requires research.
aura-vittata Lodd. is a synonym of patens (Roscoe) Tb. Tanaka.
aurantiaca Roscoe is a synonym of indica var. indica.
Canna 'Aurantiaca splendida' is a giant Foliage Group cultivar, with green leaves and orange flowers.
Canna 'Aurantiaca zebrina' is a medium-sized Foliage Group cultivar, with variegated leaves and red flowers.
aureo-striata is a synonym of Bengal Tiger.
Auribeau requires research.
Aurora requires research.
Aurora Borealis requires research.
Aurore requires research.
Canna 'Austra' is a medium-sized Crozy Group cultivar, with green leaves and yellow flowers.