Taxon - Links and literature
IUCN Red List of Threatened Species 2024-1 [41987]
IUCN Red List of Threatened Species [http://www.iucnredlist.org/] [as Cycas armstrongii Miq.]
Data retrieved on: 29 January 2024
Kew Science - Plants of the World online 2024-05 [296976-1]
Kew Science - Plants of the World online [https://powo.science.kew.org], Facilitated by the Royal Botanic Gardens, Kew [as Cycas armstrongii Miq.]
Data retrieved on: 1 February 2025