⚠ Version 1 of The Plant List has been superseded.
This name record (from Tropicos) is not included in version 1.1 of The Plant List. It is possible the same name is included from a different data source, to check this you can search for Deutzia baroniana in version 1.1 of The Plant List.
This name is a synonym of Deutzia grandiflora .
The record derives from Tropicos which reports it as a synonym (record 50054475
) with original publication details: Nuovo Giorn. Bot. Ital., n.s., 17(2): 282 282 1910.