Santalum insulare is a species of flowering plant in family Santalaceae. It is a shrub or tree native to the south-central Pacific, including the Cook Islands, Marquesas Islands, Pitcairn Islands, Society Islands, and Tubuai Islands.
Seven varieties are recognized: Santalum insulare var. alticola – Society Islands Santalum insulare var. hendersonense – Henderson Island (Pitcairn Islands) Santalum insulare var. insulare – Miti'aro (Cook Islands), Society Islands, and Tubuai Islands Santalum insulare var. marchionense – Marquesas Santalum insulare var. margaretae – Rapa Iti (Tubuai Islands) Santalum insulare var. raiateense – Raiatea (Society Islands) Santalum insulare var. raivavense Raivavae (Tubuai Islands)
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