Damascus Road is a synonym of Bengal Tiger.
David Harem is a synonym of David Harum.
densifolia Bouché is a synonym of indica var. indica.
denudata Roscoe is a synonym of paniculata.
denudata var. grandis (Horan.) Petersen is a synonym of paniculata.
denudata var. latifolia is a synonym of tuerckheimii Kraenzl..
denudata var. major Roscoe is a synonym of paniculata.
Der Rosenkavalier is a synonym of Rosenkavalier.
Deutscher is a synonym of Deutscher Kronprinz.
Directeur Wallmark is a synonym of Direktor Wallmark.
Direktor Walmark is a synonym of Direktor Wallmark.
discolor is a synonym of discolor var. discolor (Lindl.) Nb.Tanaka.
domingensis Urb. is a synonym of jaegeriana Urb..
Canna 'Dondoblütrot' is a small Crozy Group cultivar, with green leaves and red flowers.
Dr van der Schoot is a synonym of J.B. van der Schoot.
Durban [Europe] is a synonym of Phasion.