⚠ Version 1 of The Plant List has been superseded.

This name is in version 1.1 of The Plant List, record kew-2693994, and has not been changed.

Calycanthus fertilis var. oblongifolius (Nutt.) Rehder is a synonym of Calycanthus floridus var. glaucus (Willd.) Torr. & A.Gray

This name is a synonym of Calycanthus floridus var. glaucus (Willd.) Torr. & A.Gray.

The record derives from WCSP which reports it as a synonym (record 382440) with original publication details: Stand. Cycl. Hort. 2: 638 1914.