⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record tro-30400796, and has not been changed.
This name is a synonym of Hildegardia erythrosiphon var. alluaudiana .
The record derives from Tropicos which reports it as a synonym (record 30400796
) with original publication details: Mém. Inst. Sci. Madagascar, Sér. B, Biol. Vég. 2: 4 4 1949.