Pittosporum hosmeri Rock f. saint-johnii (Sherff) J. E. Haas, Allertonia 1: 107. 1977.
Flora of the Hawaiian Islands --Basionym Type Information Pittosporum hosmeri Rock var. saint-johnii Sherff, Field Mus. Nat. Hist., Bot. Ser. 22: 413 1941.
Hawai`i: Pu`uwa`awa`a, Pu`u Hualalai. 4000 ft. 30 December 1931. H. St. John, J.W. Coulter and E. Y. Hashimoto, & D. D. Mitchell 11442.
Holotype
[BISH]. Isotype(s)
[B, BISH! [2], F, K, UC, US].
Note: Additional syntype: Hawai`i, Kilauea, Mauna Loa, beyond Puaulu, July 1911, Rock 10074 (BISH! [2]). Published as "longifolia;" Herbst corrected the spelling to "longifolium" in the appendix to the reprinted edition (p. 513).