Pittosporum gayanum Rock f. waialeale (Rock) J. E. Haas, Allertonia 1: 137. 1977.
Flora of the Hawaiian Islands --Basionym Type Information Pittosporum gayanum Rock var. waialeale Rock, Indig. trees Haw. Isl. 166 1913.
Kaua`i: Mt. Wai`ale`ale, summit bog. 5200 ft. 20 October 1911. J. F. Rock 8866.
Holotype
[BISH]. Isotype(s)
[A, BISH! [2], GH].
Note: Publication gives collection date as 10 October 1911.