Calycanthus pensylvanicus Lodd. ex G.Don species synonym

Calycanthus oblongifolius (Nutt.) G.Don species synonym

Calycanthus floridus f. nanus (Loisel.) Schelle form synonym

Butneria fertilis f. nana (Loisel.) C.K.Schneid. form synonym

Calycanthus philadelphicus Sommé species synonym

Calycanthus inodorus Elliott species synonym

Calycanthus floridus var. glaucus (Willd.) Torr. & A.Gray variety accepted

Butneria fertilis (Walter) Kearney species synonym

Calycanthus fertilis var. glaucus (Willd.) Rehder variety synonym

Calycanthus verrucosus Raf. species synonym

Calycanthus oblongifolius (Nutt.) Loudon species synonym

Calycanthus nanus Loisel. species synonym

Calycanthus fertilis var. ferax (Michx.) Rehder variety synonym

Butneria nana (Loisel.) Small species synonym

Beureria fertilis (Walter) Kuntze species synonym

Calycanthus floridus var. oblongifolius (Nutt.) Boufford & Spongberg variety synonym

Calycanthus reticulatus Raf. species synonym

Beureria ferax (Michx.) Kuntze species synonym

Calycanthus floridus var. oblongatus Aiton variety synonym

Butneria fertilis var. glauca (Willd.) C.K.Schneid. variety synonym

Calycanthus ferax Michx. species synonym

Calycanthus laevigatus Willd. species synonym

Calycanthus floridus var. laevigatus (Willd.) Torr. & A.Gray variety synonym

Butneria fertilis var. ferax (Michx.) C.K.Schneid. variety synonym

Calycanthus floridus var. inodorus (Elliott) Torr. & A.Gray variety synonym

Calycanthus fertilis Walter species synonym

Calycanthus floridus f. purpureus (Boom) Rehder form synonym

Calycanthus floridus var. purpureus Boom variety synonym

Calycanthus floridus var. floridus variety accepted

Calycanthus glaucus Willd. species synonym

Calycanthus fertilis var. laevigatus (Willd.) Bean variety synonym

Calycanthus glaucus var. oblongifolius Nutt. variety synonym

Calycanthus glaucus var. oblongatus Schelle variety synonym

Calycanthus fertilis var. oblongifolius (Nutt.) Rehder variety synonym

Calycanthus fertilis Andrews species synonym

Beureria laevigata (Willd.) Millsp. species synonym

Calycanthus pensylvanicus Lodd. ex Loudon species synonym