Pittosporum argentifolium Sherff var. rockii Sherff, Field Mus. Nat. Hist., Bot. Ser. 22: 427. 1941.
Type information:
Holotype [A]. J. F. Rock 8610. 24 October 1910. Maui: East Maui, Haleakala, Ukulele. Isotype(s) [A, B, BISH! [3], F [2], G-DEL, K, NY, US].
=Pittosporum argentifolium

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