Володина Н.Ф. 2026. Image of Xanthoparmelia stenophylla (Ach.) Ahti et D. Hawksw. // Plantarium. Plants and lichens of Russia and neighboring countries: open online galleries and plant identification guide. URL: https://www.plantarium.ru/lang/en/page/image/id/874783.html (accessed on 12 Nov 2026).