⚠ Version 1 of The Plant List has been superseded.

This name is in version 1.1 of The Plant List, record kew-158244, and has not been changed.

Plectranthus longitubus var. albiflorus Makino is a synonym of Isodon longitubus (Miq.) Kudô

This name is a synonym of Isodon longitubus (Miq.) Kudô.

The record derives from WCSP which reports it as a synonym (record 158244) with original publication details: Somoku-Dzusetsu 3: 840 1913.