Tetraplasandra waialealae Rock var. wahiawensis Sherff, Bot. Leafl. 6: 24. 1952.
Type information:
Holotype [BISH]. C.N. Forbes 274.K. 11 August 1909. Kaua`i: Wahiawa Swamp. Isotype(s) [BISH!, K!, L, US!].