IUCN SSC Global Tree Specialist Group & Botanic Gardens Conservation International (BGCI). (2021). Archontophoenix alexandrae. The IUCN Red List of Threatened Species 2021: e.T67530447A192233901. doi:10.2305/IUCN.UK.2021-1.RLTS.T67530447A192233901.en. Downloaded on 26 June 2021.