Euphorbia remyi A. Gray ex Boiss. , in de Candolle, Prodr. 15(2): 1262. 1866.
Type information:
Holotype [GH]. J. Rémy 598. 1851- 1855. Kaua`i. Isotype(s) [P].
=Euphorbia remyi var remyi

*Verification: David Lorence.

Euphorbia remyi A. Gray ex Boiss. * , in Mann, Proc. Amer. Acad. Arts 7: 201. 1867.
Type information:
Holotype [GH]. J. Rémy 598. 1851- 1855. Kaua`i. Isotype(s) [P].

Note: Locality stated as O`ahu, but almost certainly it was actually Kaua`i. Koutnik, D.L. 1987. Allertonia 4:331-388

=Euphorbia remyi var. remyi
Note: Locality stated as O`ahu, but almost certainly it was actually Kaua`i. Koutnik, D.L. 1987. Allertonia 4:331-388

*Verification: David Lorence.

Euphorbia remyi A. Gray ex Boiss. var. hanaleiensis Sherff, Bot. Gaz. (Crawfordsville) 97: 588. 1936.
Type information:
Holotype [CU]. H. Mann and W.T. Brigham s.n.. 1864- 1865. Kaua`i: Hanalei. Isotype(s) [GH].
=Euphorbia remyi var. hanaleiensis

*Verification: David Lorence.

Euphorbia remyi A. Gray ex Boiss. var. kahiliana Sherff, Bot. Gaz. (Crawfordsville) 97: 586. 1936.
Type information:
Holotype [F]. C.N. Forbes 10.K. 8 July 1909. Kaua`i: Mauka Gap, Lihue, foot of Kahili [. Isotype(s) [BISH! [2], F].

Note: Koutnik, D.L. 1987. Allertonia 4:331-388

=Euphorbia remyi var. remyi
Note: Koutnik, D.L. 1987. Allertonia 4:331-388

*Verification: David Lorence.

Euphorbia remyi A. Gray ex Boiss. var. kauaiensis O. Deg. & Sherff, in Sherff, Bot. Gaz. (Crawfordsville) 97: 584. 1936.
Type information:
Holotype [NY]. O. Degener 8093. 19 June 1926. Kaua`i: near Hanapepe Falls. Isotype(s) [B, BISH! [4], F, G, LCU, MICH, MO!].

Note: Koutnik erroneously cited the type as being at F; Sherff cited the type as being at NY, and the F sheet as a "cotype." NY sheet was annotated "Type!" by Sherff. Koutnik, D.L. 1987. Allertonia 4:331-388

=Euphorbia remyi var. kauaiensis
Note: Koutnik erroneously cited the type as being at F; Sherff cited the type as being at NY, and the F sheet as a "cotype." NY sheet was annotated "Type!" by Sherff. Koutnik, D.L. 1987. Allertonia 4:331-388

*Verification: David Lorence.

Euphorbia remyi A. Gray ex Boiss. var. leptopoda Sherff, Bot. Gaz. (Crawfordsville) 97: 585. 1936.
Type information:
Holotype [BISH]. C.N. Forbes 1095.K. 7-18 July-August 1917. Kaua`i: Waimea Drainage Basin, W side, Halemanu. Isotype(s) [BISH! [2]].

Note: Date is from Forbes's field book. Sherff excluded one sheet of Forbes 1095.K as the type of E. halemanui (and added an "a" to the number). Koutnik incorrectly includes material Sherff placed in E. remyi var. leptopoda as additional type material of E.halemanui. Koutnik, D.L. 1987. Allertonia 4:331-388

=Euphorbia halemanui
Note: Date is from Forbes's field book. Sherff excluded one sheet of Forbes 1095.K as the type of E. halemanui (and added an "a" to the number). Koutnik incorrectly includes material Sherff placed in E. remyi var. leptopoda as additional type material of E.halemanui. Koutnik, D.L. 1987. Allertonia 4:331-388

*Verification: David Lorence.

Euphorbia remyi A. Gray ex Boiss. var. lydgatei Sherff, Bot. Gaz. (Crawfordsville) 97: 585. 1936.
Type information:
Holotype [BISH]. J. M. Lydgate s.n.. s.d.. Kaua`i: Wailua Mts., Pole Line Trail. Isotype(s) [BISH].

Note: The sheet at BISH with an isotype label has no locality and was not annotated as an isotype by Sherff. Is it really an isotype? Koutnik, D.L. 1987. Allertonia 4:331-388

=Euphorbia remyi var. remyi
Note: The sheet at BISH with an isotype label has no locality and was not annotated as an isotype by Sherff. Is it really an isotype? Koutnik, D.L. 1987. Allertonia 4:331-388

*Verification: David Lorence.

Euphorbia remyi A. Gray ex Boiss. var. molesta Sherff, Ann. Missouri Bot. Gard. 25: 19. 1937.
Type information:
Holotype [F]. C.N. Forbes 224.K. August 1909. Kaua`i: Wahiawa Mts. [along stream]. Isotype(s) [BISH! [4], F, K].

Note: Koutnik, D.L. 1987. Allertonia 4:331-388

=Euphorbia halemanui
Note: Koutnik, D.L. 1987. Allertonia 4:331-388

*Verification: David Lorence.

Euphorbia remyi A. Gray ex Boiss. var. olokelensis Skottsb. & Sherff, in Sherff, Bot. Gaz. (Crawfordsville) 97: 586. 1936.
Type information:
Holotype [BISH]. C. Skottsberg 1050. 31 October 1922. Kaua`i: innermost part of Olokele Valley.

Note: Koutnik, D.L. 1987. Allertonia 4:331-388

=Euphorbia remyi var. remyi
Note: Koutnik, D.L. 1987. Allertonia 4:331-388

*Verification: David Lorence.

Euphorbia remyi A. Gray ex Boiss. var. pteropoda Sherff, Bot. Gaz. (Crawfordsville) 97: 585. 1936.
Type information:
Holotype [G]. U. Faurie 478. February 1910. Kaua`i: Kauhao. Isotype(s) [A, BISH!, BM].

Note: Koutnik, D.L. 1987. Allertonia 4:331-388

=Euphorbia remyi var. remyi
Note: Koutnik, D.L. 1987. Allertonia 4:331-388

*Verification: David Lorence.

Euphorbia remyi A. Gray ex Boiss. var. wahiawana Sherff, Bot. Gaz. (Crawfordsville) 97: 586. 1936.
Type information:
Holotype [F]. C.N. Forbes 177.K. August 1909. Kaua`i: Wahiawa [Swamp] Mountains, [in woods about swamp]. Isotype(s) [BISH!, F].

Note: Koutnik, D.L. 1987. Allertonia 4:331-388

=Euphorbia remyi var. remyi
Note: Koutnik, D.L. 1987. Allertonia 4:331-388

*Verification: David Lorence.

Euphorbia remyi A. Gray ex Boiss. var. waimeana Sherff, Bot. Gaz. (Crawfordsville) 97: 584. 1936.
Type information:
Holotype [F]. C.N. Forbes 1043.K. 7-18 July-August 1917. Kaua`i: Kalalau Pali, Waimea Drainage Basin, west side. Isotype(s) [BISH!, F, K].

Note: Date is from Forbes's field book. Koutnik, D.L. 1987. Allertonia 4:331-388

=Euphorbia remyi var. remyi
Note: Date is from Forbes's field book. Koutnik, D.L. 1987. Allertonia 4:331-388

*Verification: David Lorence.

Euphorbia remyi A. Gray ex Boiss. var. wilkesii Sherff, Bot. Gaz. (Crawfordsville) 97: 587. 1936.
Type information:
Holotype [US]. U. S. Expl. Exped. s.n.. Kaua`i. Isotype(s) [BISH, GH].
=Euphorbia halemanui

*Verification: David Lorence.