Railliardia menziesii A. Gray , Proc. Amer. Acad. Arts 5: 133. 1861.
Type information:
Lectotype [US]. U. S. Expl. Exped. s.n.. 1840. Maui: East Maui, on mountain.
Lectotypified in Sherff. Bernice P. Bishop Mus. Bull. 135: 131. 1935. Isolectotype(s) [GH!, US! possibly K!].

Note: Tentatively placed in D. menziesii, but may represent Dubautia arborea x D. ciliolata subsp. glutinosa (as pertains to Hawai`i Island material). Lectotype: photo F! As "Raillardia".

=Dubautia menziesii
Note: Tentatively placed in D. menziesii, but may represent Dubautia arborea x D. ciliolata subsp. glutinosa (as pertains to Hawai`i Island material). Lectotype: photo F! As "Raillardia".

*Verification: None.

Railliardia menziesii A. Gray var. angustifolia Sherff, Amer. J. Bot. 20: 618. 1933.
Type information:
Holotype [GH]. J. F. Rock 8546. September 1910. Maui: Haleakala.1830m. Isotype(s) [BISH! [5], F!, GB!, GH! 3 sheets, NY!, UC, US!].

Note: Holotype: photo F! As "Raillardia".

=Dubautia menziesii
Note: Holotype: photo F! As "Raillardia".

*Verification: None.