Costa Rica Red requires research.
Cote d'Or is a synonym of Côte d'Or.
Canna 'Côte d’Or' is a medium-sized Crozy Group cultivar, with green leaves and yellow flowers.
Count Horace de Choiseul is a synonym of Comte Horace de Choiseul.
Countess of Willingdon requires research.
Courségoules requires research.
Cousin Jacob requires research.
Crackle requires research.
Cream is a synonym of Ambassadour.
Cream Beauty requires research.
Cream Pra Pun requires research.
Canna 'Creamsickle' is a medium-sized Crozy Group cultivar, with green leaves and yellow flowers.
Creamsicle requires research.
Canna 'Creamy Stripes' is a small Premier Group cultivar, with variegated leaves and yellow flowers.
Creamy Swoon requires research.
Creamy White_x000D_
Canna 'Creamy White'
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see Ambassadour_x000D_
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Canna 'Creamy White' - see Ambassadour
Creamy-White is a synonym of Creamy White.
Creation Spark requires research.
Crème Abricot requires research.
Creme de Creme requires research.