Rosemond Cole is a synonym of Rosemond Coles.
Rosemund Cole is a synonym of Rosemond Coles.
Rosen Kavalier is a synonym of Rosenkavalier.
Rosencavalier is a synonym of Rosenkavalier.
Rosita is a synonym of CannaSun™ Rosita.
rotundifolia André is a synonym of compacta Roscoe.
rubra (Aiton) Willd. is a synonym of indica var. indica.
rubricaulis Link is a synonym of indica var. indica.
Russian Lance is a synonym of Rubra nerva.
S. Lochner is a synonym of Kønigen Charlotte.
sanctae-rosae Kraenzl. is a synonym of indica var. sanctae-rosae (Kraenzl.) Nb.Tanaka.
sanguinea Bouché is a synonym of indica var. indica.
sanguinea Warsz. ex Otto & A.Dietr. is a synonym of indica var. indica.
saturate-rubra Bouché ex K.Koch is a synonym of indica var. indica.
Saumur is a synonym of Verdi.
Scented Canna is a synonym of liliiflora Warsc. ex Planch..
schlectendaliana Bouché is a synonym of glauca var. glauca.
Schwarbriche Heimut is a synonym of Schwäbische Heimat.
seleriana (Kraenzl.) is a synonym of indica var. indica.
sellowi (Bouché) is a synonym of indica var. indica.