Psychotria hawaiiensis (A. Gray) Fosberg , Occas. Pap. Bernice P. Bishop Mus. 23(2): 43. 1962. Flora of the Hawaiian Islands --Basionym
Type Information
Straussia hawaiensis A. Gray , Proc. Amer. Acad. Arts 4: 43 1858 [Apr].
1840. U. S. Expl. Exped. s.n..
Holotype [US]. Isotype(s) [GH, NY].

Note: There are two fragment packets on the BISH sheet, one clearly labelled as from the U.S. Exploring Expedition sheet at US, the other unlabelled. The label at the bottom of the sheet could indicate that the unlabelled packet is a fragment of a Hillebrand collection of this species from B. US sheet was annotated by Sohmer as lectotype, but cited by him as holotype.

=Psychotria hawaiiensis var. hawaiiensis
*Verification: Sohmer, S.H. 1977. Lyonia 1:103-186.
---------------------


Note: Fosberg incorrectly spelled Gray's epithet "hawaiiensis."

*Verification: D.M. Mix.

Psychotria hawaiiensis (A. Gray) Fosberg var. glabrithyrsa Fosberg, Brittonia 16: 271. 1964.
Type information:
Holotype [NY]. O. Degener , A.B. Greenwell and W.H. Hatheway 21146. 28 November 1950. Maui: west, S of Makamaka`ole Stream.490m. Isotype(s) [BISH!, US, W].

Note: Sohmer incorrectly cited an isotype at NY; the NY sheet is the holotype.

=Psychotria mariniana
Note: Sohmer incorrectly cited an isotype at NY; the NY sheet is the holotype.

*Verification: None.

Psychotria hawaiiensis (A. Gray) Fosberg var. glomerata (Rock) Fosberg, Brittonia 16: 271. 1964. Flora of the Hawaiian Islands --Basionym
Type Information
Straussia glomerata Rock , Bull. Torrey Bot. Club 45: 138 1918.
Hawai`i: North Kona, Pu`u Hualalai, Waihou Forest. 1130 m. 24 August 1917. J. F. Rock 12829.
Holotype [BISH]. Isotype(s) [BISH! [3]].
=Psychotria hawaiiensis var. scoriacea

*Verification: Sohmer, S.H. 1977. Lyonia 1:103-186.
---------------------


*Verification: D.M. Mix.

Psychotria hawaiiensis (A. Gray) Fosberg var. hillebrandii (Rock) Fosberg, Occas. Pap. Bernice P. Bishop Mus. 23(2): 43. 1962. Flora of the Hawaiian Islands --Basionym
Type Information
Straussia hillebrandii Rock , Indig. trees Haw. Isl. 453 1913.
Hawai`i: Kilauea [actually Mauna Loa], Kipukapuaulu. April 1911. J. F. Rock 8779.
Holotype [BISH]. Isotype(s) [BISH! [4], GH, RSA, US!].
=Psychotria hawaiiensis var. hillebrandii

*Verification: Sohmer, S.H. 1977. Lyonia 1:103-186.
---------------------


*Verification: D.M. Mix.

Psychotria hawaiiensis (A. Gray) Fosberg var. molokaiensis (Rock) Fosberg, Brittonia 16: 271. 1964. Flora of the Hawaiian Islands --Basionym
Type Information
Straussia hillebrandii Rock var. molokaiensis Rock, Indig. trees Haw. Isl. 455 1913.
Moloka`i: Kalua`aha, rain forest. April 1910. J. F. Rock 7085.
Holotype [BISH]. Isotype(s) [BISH!, GH, US!].
=Psychotria mauiensis

*Verification: Sohmer, S.H. 1977. Lyonia 1:103-186.
---------------------


*Verification: D.M. Mix.

Psychotria hawaiiensis (A. Gray) Fosberg var. rotundifolia (Skottsb.) Fosberg, Brittonia 16: 271. 1964. Flora of the Hawaiian Islands --Basionym
Type Information
Straussia hillebrandii Rock var. rotundifolia Skottsb., Acta Horti Gothob. 15: 471 1944.
Hawai`i: Kohala Mts.. 9 November 1938. L.M. Cranwell, O. Selling and C. Skottsberg 3150.

=Psychotria mauiensis

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


*Verification: D.M. Mix.

Psychotria hawaiiensis (A. Gray) Fosberg var. scoriacea (Rock) Fosberg, Brittonia 16: 270. 1964. Flora of the Hawaiian Islands --Basionym
Type Information
Straussia oncocarpa Hillebr. var. scoriacea Rock, Indig. trees Haw. Isl. 449 1913.
Hawai`i: S slope of Mauna Loa, Ka`u, Manuka. July 1911. J. F. Rock 10201.
Holotype [BISH]. Isotype(s) [BISH, GH].
=Psychotria hawaiiensis var. scoriacea

*Verification: Sohmer, S.H. 1977. Lyonia 1:103-186.
---------------------


*Verification: D.M. Mix.