Hesperomannia arborescens A. Gray var. oahuensis Hillebr., Fl. Hawaiian Isl. 232. 1888.
Type information:
Syntype [B]. J. M. Lydgate s.n.. s.d.. O`ahu: Wai'anae Range, Makaleka.

Note: BISH sheet is fragment of B sheet [PD]. Additional syntype: O`ahu, Waianae range, Puakea, Wawra. See discussion by St. John, 1978, on effective lectotypification by Degener.

=Hesperomannia arbuscula
Note: BISH sheet is fragment of B sheet [PD]. Additional syntype: O`ahu, Waianae range, Puakea, Wawra. See discussion by St. John, 1978, on effective lectotypification by Degener.

*Verification: R.K. Shannon.