Template:Ahti & Hawksworth, 2005
- Ahti, T. & Hawksworth, D.L. 2005. Xanthoparmelia stenophylla, the correct name for X. somloënsis, one of the most widespread usnic acid containing species of the genus. The Lichenologist 37(4): 363–366. DOI: 10.1017/S0024282905015197 . ResearchGate .