⚠ Version 1 of The Plant List has been superseded.

This name is in version 1.1 of The Plant List, record gcc-11808, with some changes.

Argyroxiphium sandwicense var. macrocephalum (A.Gray) Hillebr. is a synonym of Dubautia sandwicensis subsp. macrocephala (A.Gray) ined.

This name is a synonym of Dubautia sandwicensis subsp. macrocephala (A.Gray) ined..

The record derives from TICA which reports it as a synonym (record 0D8B0CD7-DA8B-4EAC-9E38-15FCD4377971) with original publication details: Fl. Hawaiian Isl.: 219 (1888) 219 1888.