Pittosporum insigne Hillebr. var. micranthum Sherff, Field Mus. Nat. Hist., Bot. Ser. 22: 415. 1941.
Type information:
Holotype [BISH]. C.N. Forbes 1800.M. 1 March 1920. Maui: East Maui, Kanaio, on S slope of Haleakala. Isotype(s) [B, BISH! [2], F, K].
=Pittosporum glabrum

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