Type Information
Psychotria hexandra H. Mann , Proc. Amer. Acad. Arts 7: 170 1867.
Kaua`i, [mountains above Waimea]. 2000 to 3000 ft. 1864- 1865. Mann and Brigham 570.
Lectotype [US]. Isolectotype(s) [BISH, K]. Lectotypified in Fosberg. Brittonia 16: 259. 1964.
Note: Additional syntype: Mann & Brigham 564. Sohmer's lectotypification is superfluous.
*Verification: Sohmer, S.H. 1977. Lyonia 1:103-186.
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Psychotria hexandra H. Mann f. forbesii Fosberg, Brittonia 16: 263 1964.
O`ahu, Ko`olau Mts., Wahiawa gulches, [between Wahiawa and the Head Gate House]. 9 April 1911. Forbes 1702.O.
Holotype [BISH]. Isotype(s) [BISH! [2], K, US!].

Note: Sohmer (1977, p. 124) erroneously states that the holotype is at US.
*Verification: Sohmer, S.H. 1977. Lyonia 1:103-186.
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Psychotria hexandra H. Mann f. hosakana Fosberg, Brittonia 16: 262 1964.
O`ahu, Ko`olau Mts., Waipi`o, Kipapa Gulch, wet forest at bottom of gulch. 600 m. 7 August 1933. Fosberg 9759.
Holotype [BISH]. Isotype(s) [A, F, P, US!].

Note: Sohmer (1977, p. 122) erroneously stated that the holotype is at US. Published simultaneously as P. hexandra var. et forma hosakana.
*Verification: Sohmer, S.H. 1977. Lyonia 1:103-186.
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Psychotria hexandra H. Mann f. waialuana Fosberg, Brittonia 16: 260 1964.
Kaua`i, Waialua Mts., Pole Line Trail. Lydgate s.n..
Holotype [BISH].

*Verification: Sohmer, S.H. 1977. Lyonia 1:103-186.
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Psychotria hexandra H. Mann subsp. oahuensis O. Deg. & Fosberg, in Fosberg, Brittonia 16: 261 1964.
O`ahu, Ko`olau Mts., divide between Punalu`u and Kaluanui, Castle Trail, wet forest. 675 m. 25 April 1937. Fosberg and Fosberg 13747.
Holotype [BISH]. Isotype(s) [A].

Note: Published simultaneously as P. hexandra subsp. et var. oahuensis.
*Verification: Sohmer, S.H. 1977. Lyonia 1:103-186.
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Psychotria hexandra H. Mann var. hirta Wawra, Flora 57: 329 1874.
Kaua`i, mountain forests of Halemanu. 1869- 1870. Wawra 2194.
Lectotype [W]. Isolectotype(s) [W].

Note: Who designated lectotype?
*Verification: None.
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Psychotria hexandra H. Mann var. hosakana Fosberg, Brittonia 16: 262 1964.
O`ahu, Ko`olau Mts., Waipi`o, Kipapa Gulch, wet forest at bottom of gulch. 600 m. 7 August 1933. Fosberg 9759.
Holotype [BISH]. Isotype(s) [A, F, P, US!].

Note: Sohmer (1977, p. 122) erroneously stated that the holotype is at US. Published simultaneously as P. hexandra var. et forma hosakana.
*Verification: Sohmer, S.H. 1977. Lyonia 1:103-186.
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Psychotria hexandra H. Mann var. kealiae Fosberg, Brittonia 16: 260 1964.
Kaua`i, Kealia. 1864- 1865. Mann and Brigham 564.
Holotype [BISH]. Isotype(s) [BISH!, GH, K, NY, US].

Note: Mann & Brigham 564 is one of the syntypes of Psychotria hexandra, which Fosberg lectotypified. In his last paragraph under P. hexandra f. hexandra, a transposition was made from 564 to 465.
*Verification: Sohmer, S.H. 1977. Lyonia 1:103-186.
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Psychotria hexandra H. Mann var. oahuensis O. Deg. & Fosberg, in Fosberg, Brittonia 16: 261 1964.
O`ahu, Ko`olau Mts., divide between Punalu`u and Kaluanui, Castle Trail, wet forest. 675 m. 25 April 1937. Fosberg and Fosberg 13747.
Holotype [BISH]. Isotype(s) [A].

Note: Published simultaneously as P. hexandra subsp. et var. oahuensis.
*Verification: R.K. Shannon, W.L. Wagner.
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Psychotria hexandra H. Mann var. rockii Fosberg, Brittonia 16: 262 1964.
O`ahu, Manoa Trail. November 1913. Rock s.n..
Holotype [GH].

*Verification: None.
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Psychotria hexandra H. Mann var. st.-johnii Fosberg, Brittonia 16: 262 1964.
O`ahu, foot of Pali. 7 October 1908. Forbes s.n..
Holotype [BISH].

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