Protoparmelia atriseda (Fr.) R. Sant. & V. Wirth

Selection criteria. Country: British Isles. Associated organism: any

Number of records. 4. Locations. state not noted. Associated organism. Rhizocarpon geographicum (thallus). Literature. Cannon, Hawksworth & Sherwood-Pike (1985); Hawksworth, James & Coppins (1980) page(s) 48; Poelt & Leuckert (1991).