Physcia adscendens

are eaten by

• Global Biotic Interactions: Laetisaria lichenicola Diederich, Lawrey & D. Broeck 2011

are epiphytes of

• Global Biotic Interactions: Carpinus betulus L. (European hornbeam)
• Global Biotic Interactions: Fraxinus excelsior L. (European ash)
• Global Biotic Interactions: Alnus glutinosa (L.) Gaertn. (European alder)
• Global Biotic Interactions: Quercus robur L. (English oak)
• Global Biotic Interactions: Corylus avellana L. (Cobnut)

are host of

• Global Biotic Interactions: Lichenoconium erodens M. S. Christ. & D. Hawksw. 1977
• Global Biotic Interactions: Athelia arachnoidea (Berk.) Jülich 1972
• Global Biotic Interactions: Illosporiopsis christiansenii (B. L. Brady & D. Hawksw.) D. Hawksw. 2001 (Christiansen's hobsonia lichen)

are parasitized by

• Global Biotic Interactions: Illosporiopsis christiansenii (B. L. Brady & D. Hawksw.) D. Hawksw. 2001 (Christiansen's hobsonia lichen)
• Global Biotic Interactions: Laetisaria lichenicola Diederich, Lawrey & D. Broeck 2011
• Global Biotic Interactions: Laetisaria lichenicola Diederich, Lawrey & D. Broeck 2011
• Global Biotic Interactions: Marchandiomyces corallinus (Roberge) Diederich & D. Hawksw. 1990
• Global Biotic Interactions: Erythricium aurantiacum (Lasch) D. Hawksw. & A. Henrici 2015

eat

• Global Biotic Interactions: Quercus robur L. (English oak)
• Global Biotic Interactions: Melicytus alpinus (Kirk) P. J. Garnock-Jones
• Global Biotic Interactions: Alnus incana (L.) Moench (Grey Alder)
• Global Biotic Interactions: Caragana arborescens Lam. (Siberian peashrub)

habitat

• Global Biotic Interactions: Fraxinus excelsior L. (European ash)

have host

• Global Biotic Interactions: Platanus hybrida Brot. (London Plane)
• Global Biotic Interactions: Euonymus alatus (Thunb.) Siebold (Burning Bush)
• Global Biotic Interactions: Populus balsamifera subsp. trichocarpa (Torr. & Gray) Brayshaw (Black Cottonwood)
• Global Biotic Interactions: Platanus hybrida Brot. (London Plane)
• Global Biotic Interactions: Hedycarya arborea J. R. Forster & G. Forster (Pigeonwood)