Botanic Gardens Conservation International (BGCI) & IUCN SSC Global Tree Specialist Group. (2019). Euphorbia ingens. The IUCN Red List of Threatened Species 2019: e.T146212515A146212517. doi:10.2305/IUCN.UK.2019-2.RLTS.T146212515A146212517.en. Accessed on 14 February 2022.
Hecker, E. (1977). “New toxic, irritant and cocarcinogenic diterpene esters from Euphorbiaceae and from Thymelaeaceae”. Pure Appl. Chem.49 (9): 1423-1431. doi:10.1351/pac197749091423.