Wikstroemia phillyreifolia A. Gray var. rigida A. Gray, J. Bot. 3: 304. 1865.
Type information:
Lectotype [US]. U. S. Expl. Exped. s.n.. 1840. Hawai`i: Mouna [Mauna] Loa.6700ft.
Lectotypified in Skottsb.. Acta Regiae Soc. Sci. Litt. Gothob., Bot. 1: 98. 1972. Isolectotype(s) [GH, P].

Note: Additional syntype: Rémy 222 (GH, P).

=Wikstroemia phillyreifolia
Note: Additional syntype: Rémy 222 (GH, P).

*Verification: W.L. Wagner, D.M. Mix.