Type Information
Pittosporum hawaiiense Hillebr. , Fl. Hawaiian Isl. 26 1888.
Hawai`i, Kona, [in forests]. 1873. Lydgate s.n..
Lectotype [B]. Isotype(s) [BISH!, GH, K [photo BISH!]]. Lectotypified in Sherff. Field Mus. Nat. Hist., Bot. Ser. 22: 565. 1942.
Note: Additional syntype material: Hawaii, Kohala, Hillebrand s.n. (BISH!). Haas, Allertonia 1: 103. 1977, incorrectly considers specimens of Hillebrand 306 at GH and K as presumed isotypes; they are syntypes.
*Verification: R.K. Shannon, W.L. Wagner; Haas, J.E. 1977. Allertonia 1:73-167.

Pittosporum hawaiiense Hillebr. var.? argenteum Hillebr., Fl. Hawaiian Isl. 27 1888.
Maui, East Maui, Haleakala, S side. s.d.. Lydgate 159.
Holotype [B].

Note: Haas, Allertonia 1: 123. 1977, notes "Hillebrand 304" as a possible isotype; St. John cites Hillebr. 304, at K, as holotype for P. argentifolium, Phytologia 38: 82. 1977.
*Verification: None.