chinensis Willd. is a synonym of indica var. indica.
Chinese is a synonym of indica var. indica.
Chinese Choral is a synonym of Chinese Coral.
Canna 'Chinese Coral' is a small Crozy Group cultivar, with green leaves and pink flowers.
Canna 'Chinese Lantern' is a tall Crozy Group cultivar, with green leaves and multi-coloured flowers.
Chinese Lavender requires research.
Chinese Purple requires research.
Chiswick King requires research.
Canna 'Chocolate Cherry' is a medium-sized cultivar, with dark leaves and red flowers.
Chocolate Orange requires research.
Canna 'Chouchou' is a small Crozy Group cultivar, with green leaves and multi-coloured flowers.
Christ's Light is a synonym of Trinacria Variegata.
Christian Breuninger requires research.
Christiane requires research.
Cicindéle requires research.
Cincinnati is a synonym of Cincinnati Riot.
Cincinnati Riot requires research.
Cinnabab requires research.
Cinnabar requires research.
Canna 'Cinnabarina' is a medium-sized Crozy Group cultivar, with green leaves and red flowers.