⚠ Version 1 of The Plant List has been superseded.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 Spiraea japonica in version 1.1 of The Plant List.

Spiraea japonica var. formosana (Hayata) Masam. is a synonym of Spiraea formosana Hayata

This name is a synonym of Spiraea formosana Hayata.

The record derives from Tropicos which reports it as a synonym (record 27808436) with original publication details: Annual Rep. Taihoku Bot. Gard. 2: 123 123 1932.