In 2017, Acantholichen galapagoensis was assessed for the global IUCN Red List as vulnerable due to its fragmented population, and because population control of the invasive Cinchona trees has a direct, detrimental impact on the lichen populations associated with it.[1]
References
^ abcBungartz, F. (30 August 2017). "Acantholichen galapagoensis ". The IUCN Red List of Threatened Species 2021. Retrieved 17 October 2022.
^Dal-Forno, Manuela; Lücking, Robert; Bungartz, Frank; Yánez-Ayabaca, Alba; Marcelli, Marcelo P.; Spielmann, Adriano A.; Coca, Luis Fernando; Chaves, José Luis; Aptroot, Andre; Sipman, Harrie J.M.; Sikaroodi, Masoumeh; Gillevet, Patrick; Lawrey, James D. (2016). "From one to six: unrecognized species diversity in the genus Acantholichen (lichenized Basidiomycota: Hygrophoraceae)". Mycologia. 108 (1): 38–55. doi:10.3852/15-060. PMID26577612. S2CID10311393.