Pelea cinerea (A. Gray) Hillebr. , Fl. Hawaiian Isl. 68. 1888.
Pelea cinerea (A. Gray) Hillebr. var. hawaiensis (Wawra) Rock, Bot. Gaz. (Crawfordsville) 65: 265. 1918.
Pelea cinerea (A. Gray) Hillebr. var. mauiana B. C. Stone, Occas. Pap. Bernice P. Bishop Mus. 23(10): 161. 1966.
Type information:
Holotype
[P]. J. Rémy 625. 1851- 1855. Maui: s.l..
=Melicope cinerea
Pelea cinerea (A. Gray) Hillebr. var. racemiflora Rock, Indig. trees Haw. Isl. 241. 1913.
Type information:
Holotype
[BISH]. J. F. Rock 8676. November 1910. Maui: East Maui, [southern slope of Mt. Haleakala], Auahi [Auwahi].1500ft. Isotype(s)
[A, BISH! [2], US].
Pelea cinerea (A. Gray) Hillebr. var. rubra Rock, Bot. Gaz. (Crawfordsville) 65: 264. 1918.
Type information:
Holotype
[BISH]. J. F. Rock 3565. 6 June 1909. Hawai`i: North Kona, Pu`uwa`awa`a, near Huehue Ranch, on lava beds.
Pelea cinerea (A. Gray) Hillebr. var. skottsbergii B. C. Stone, Occas. Pap. Bernice P. Bishop 23(10): 161. 1966.
Type information:
Holotype
[GB]. C. Skottsberg 242. 18 August 1922. O`ahu: Ko`olau Mts., Manoa Valley.300 to 400m. Isotype(s)
[BISH!].
=Melicope cinerea
Pelea cinerea (A. Gray) Hillebr. var. sulfurea Rock, Bot. Gaz. (Crawfordsville) 65: 265. 1918.
Type information:
Holotype
[B]. W. Hillebrand s.n.. July 1870. Lana`i: s.l.. Isotype(s)
[K!].