Dubautia plantaginea Gaudich. , Voy. Uranie, Part 12, 469, pl. 84. 1830.
Type information:
Lectotype [B]. C. Gaudichaud-Beaupré s.n.. 1819.
Lectotypified in Sherff. Bernice P. Bishop Mus. Bull. 135: 85. 1935. Isolectotype(s) [G!, photo of P at BISH!].
=Dubautia plantaginea subsp. plantaginea

*Verification: None.

Dubautia plantaginea Gaudich. f. occidentalis Sherff, Amer. J. Bot. 20: 617. 1933.
Type information:
Holotype [BISH]. H. Mann and W.T. Brigham 365. Maui: West Maui, mountains. Isotype(s) [BISH!, GH!, MO!, NY!, US!].

Note: Holotype: photo F!

=Dubautia plantaginea subsp. plantaginea
Note: Holotype: photo F!

*Verification: R.K. Shannon.

Dubautia plantaginea Gaudich. subsp. humilis G.D. Carr, Allertonia 4: 80. 1985.
Type information:
Holotype [BISH]. G. Carr , R. Robichaux and R. Sylva 1154. 22 March 1981. Maui: West Maui, Black Gorge near Kennedy Profile.350m. Isotype(s) [F!, HAW!, MO!, NY!, US!].

Note: MO sheet not found, 3/97 (RKS)

=Dubautia plantaginea subsp. humilis
Note: MO sheet not found, 3/97 (RKS)

*Verification: R.K. Shannon.

Dubautia plantaginea Gaudich. subsp. magnifolia (Sherff) G.D. Carr, Allertonia 4: 80. 1985. Flora of the Hawaiian Islands --Basionym
Type Information
Dubautia magnifolia Sherff , Amer. J. Bot. 20: 616 1933.
Kaua`i: Waialae Stream. October 1911. J. F. Rock 9012.
Holotype [GH]. Isotype(s) [BISH! [3] [photo F!], NY!].

Note: Holotype: photo F!

=Dubautia plantaginea subsp. magnifolia
*Verification: R.K. Shannon.
---------------------


*Verification: R.K. Shannon.

Dubautia plantaginea Gaudich. var. acridentata Sherff, Amer. J. Bot. 20: 616. 1933.
Type information:
Holotype [BISH]. J. F. Rock 6135. 21 March 1910. Moloka`i: Maunahui Gulch. Isotype(s) [BISH! [3], F!, GH!].
=Dubautia plantaginea subsp. plantaginea

*Verification: R.K. Shannon.

Dubautia plantaginea Gaudich. var. angustifolia Sherff, Amer. J. Bot. 20: 616. 1933.
Type information:
Holotype [K]. W. Hillebrand s.n.. September 1860. O`ahu: on high mountain to the right of Pali of Nu`uanu.

Note: Holotype: photo F!

=Dubautia plantaginea subsp. plantaginea
Note: Holotype: photo F!

*Verification: None.

Dubautia plantaginea Gaudich. var. chamissonis Sherff, Amer. J. Bot. 20: 616. 1933.
Type information:
Holotype [K]. L. von Chamisso s.n.. 1816- 1817. O`ahu: s.l.. Isotype(s) [LE, W [photos B!, F!]].

Note: Holotype: photo F!

=Dubautia plantaginea subsp. plantaginea
Note: Holotype: photo F!

*Verification: None.

Dubautia plantaginea Gaudich. var. glandulosa H. St. John, Bull. Torrey Bot. Club 72: 30. 1945.
Type information:
Holotype [BISH]. J. F. Rock 8652. October 1910. Maui: East Maui, Kahikinui. Isotype(s) [BISH!, GH!, NY!].
=Dubautia plantaginea subsp. plantaginea

*Verification: R.K. Shannon.

Dubautia plantaginea Gaudich. var. laevigata (A. Gray) H. Mann, Proc. Amer. Acad. Arts 7: 175. 1867. Flora of the Hawaiian Islands --Basionym
Type Information
Dubautia laevigata A. Gray , Proc. Amer. Acad. Arts 5: 135 1861.
Kaua`i: on mts.. 1840. U. S. Expl. Exped. s.n..
Holotype [US]. Isotype(s) [GH! [photo F!]].
=Dubautia laevigata

*Verification: None.
---------------------


*Verification: D.M. Mix.

Dubautia plantaginea Gaudich. var. pauoaensis H. St. John, Bull. Torrey Bot. Club 72: 30. 1945.
Type information:
Holotype [BISH]. J. F. Rock 215. 8 January 1910. O`ahu: Pauoa Valley. Isotype(s) [BISH!, GH!].
=Dubautia plantaginea subsp. plantaginea

*Verification: R.K. Shannon.

Dubautia plantaginea Gaudich. var. platyphylla Hillebr., Fl. Hawaiian Isl. 222. 1888.
Type information:
Lectotype [B]. J. M. Lydgate s.n.. Maui: north slope of Haleakala.4000ft.
Lectotypified in Sherff. Bernice P. Bishop Mus. Bull. 135: 88. 1935. Isolectotype(s) [US].

Note: If the original set of Hillebrand's specimens is taken to have been at B, then the BISH specimen is a fragment of the holotype, rather than the fragment of the lectotype (WLW, 1/95). Photos of holotype BISH!, F.

=Dubautia plantaginea subsp. plantaginea
Note: If the original set of Hillebrand's specimens is taken to have been at B, then the BISH specimen is a fragment of the holotype, rather than the fragment of the lectotype (WLW, 1/95). Photos of holotype BISH!, F.

*Verification: R.K. Shannon.

Dubautia plantaginea Gaudich. var. strigosa Sherff, Acta Horti Gothob. 2: 277. 1926.
Type information:
Holotype [GB]. C. Skottsberg 733. 29 September 1922. Hawai`i: Kohala Mts., above Waimea.1100m. Isotype(s) [BISH!].

Note: Publication gives locality as "mountains above Kumuela."

=Dubautia plantaginea subsp. plantaginea
Note: Publication gives locality as "mountains above Kumuela."

*Verification: R.K. Shannon.