Platydesma campanulata H. Mann f. coriaceum Rock, Indig. trees Haw. Isl. 243. 1913. Type information: Holotype [BISH]. J. F. Rock 8367. June 1910. Hawai`i: Kohala Mts., [W of] Honokanenui [gorge]. Isotype(s) [GH].