Carex wahuensis C. A. Mey. , Zap. Imp. Akad. Nauk Fiz.-Mat. Otd. 1: 218, pl. 10. 1831.
Type information:
Holotype [LE]. L. C. A. Chamisso s.n.. 1816- 1817. O`ahu: "Habitat in montibus insulae Wahu".
=Carex wahuensis subsp. wahuensis

*Verification: Wagner, W.L., D.R. Herbst, & S.H. Sohmer. 1989. Man. Fl. Pl. Hawai`i. 988pp..

Carex wahuensis C. A. Mey. subsp. herbstii T. Koyama, in Wagner, Herbst & Sohmer, Bishop Mus. Occas. Pap. 29: 118. 1989.
Type information:
Holotype [BISH]. D. Herbst and L.E. Bishop 1495. 11 January 1970. O`ahu: Honolulu Dist., N side of Moanalua Valley.365m.
=Carex wahuensis subsp. herbstii

*Verification: Wagner, W.L., D.R. Herbst, & S.H. Sohmer. 1989. Man. Fl. Pl. Hawai`i. 988pp..

Carex wahuensis C. A. Mey. subsp. rubiginosa (R. W. Krauss) T. Koyama, in Wagner, Herbst & Sohmer, Bishop Mus. Occas. Pap. 29: 118. 1989. Flora of the Hawaiian Islands --Basionym
Type Information
Carex wahuensis C. A. Mey. var. rubiginosa R. W. Krauss, Pacific Sci. 4: 257 1950.
Hawai`i: Ka`u Dist., Kilauea Iki. 1200 m. 21 December 1931. H. St. John, R.S. Bean and & E.Y. Hosaka 11228.
Holotype [BISH]. Isotype(s) [US!].
=Carex wahuensis subsp. rubiginosa

*Verification: W.L. Wagner, D.M. Mix.
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*Verification: Wagner, W.L., D.R. Herbst, & S.H. Sohmer. 1989. Man. Fl. Pl. Hawai`i. 988pp..

Carex wahuensis C. A. Mey. var. rubiginosa R. W. Krauss, Pacific Sci. 4: 257. 1950.
Type information:
Holotype [BISH]. H. St. John , R.S. Bean and & E.Y. Hosaka 11228. 21 December 1931. Hawai`i: Ka`u Dist., Kilauea Iki.1200m. Isotype(s) [US!].
=Carex wahuensis subsp. rubiginosa

*Verification: W.L. Wagner, D.M. Mix.

Carex wahuensis C. A. Mey. var. meyeri Franch. & Sav., . . Flora of the Hawaiian Islands --Basionym
Type Information

*Verification: None.