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Bulletin of the Auckland Museum

Pittosporum rangitahua sp. nov., from Raoul Island

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Pittosporum rangitahua sp. nov., from Raoul Island

Ewen K. Cameron
Auckland War Memorial Museum
William R. Sykes
Landcare Research
16 October 2015


The single species of Pittosporum (Pittosporaceae) on Raoul Island of the Kermadec Islands is here described as a new species—P. rangitahua named after Rangitahua (Raoul Island), the largest island in the group. Previously it had been referred to P. crassifolium A.Cunn. this being otherwise confined to coastal areas of the northern North Island of New Zealand. The distinctiveness of the Kermadec Islands plant has become increasingly obvious as a result of its recent increase in population owing to the elimination of goats and rats. A table of distinguishing features between P. rangitahua, P. crassifolium and P. fairchildii Cheeseman is given.

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Ewen K. Cameron and William R. Sykes. Pittosporum rangitahua sp. nov. from Raoul Island, Kermadec Islands, northern New Zealand. Auckland War Memorial Museum - Tāmaki Paenga Hira. Bulletin of the Auckland Museum 20: 253:262.