Pittosporum argentifolium Sherff var. rockii Sherff, Field Mus. Nat. Hist., Bot. Ser. 22: 427 1941.
Maui, East Maui, Haleakala, Ukulele. 24 October 1910. Rock 8610.
Holotype
[A]. Isotype(s)
[A, B, BISH! [3], F [2], G-DEL, K, NY, US].
Pittosporum argentifolium Sherff var. sessile Sherff, Field Mus. Nat. Hist., Bot. Ser. 22: 426 1941.
Maui, East Maui, S slope of Haleakala, Pakiloi, [mauka & Kamaua below this both below the trail]. 23 March 1920. Forbes 2064.M.
Holotype
[BISH]. Isotype(s)
[BISH!].