Pittosporum insigne Hillebr. var. lydgatei Sherff, Amer. J. Bot. 28: 19. 1941.
Type information:
Holotype [B]. J. M. Lydgate s.n.. s.d.. Maui: East Maui, Hamakua. Isotype(s) [BISH! [3]].

Note: Sherff based his name on Pittosporum insigne var. B Hillebr.; BISH sheets has a label produced by C. N. Forbes giving collectors as Hillebrand & Lydgate.

=Pittosporum glabrum
Note: Sherff based his name on Pittosporum insigne var. B Hillebr.; BISH sheets has a label produced by C. N. Forbes giving collectors as Hillebrand & Lydgate.

*Verification: R.K. Shannon; Haas, J.E. 1977. Allertonia 1:73-167.