Parmelia horrescens Taylor

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

Number of records. 4. Locations. state not noted. Associated organisms. Muscopsida ord.indet.; Plantae indet. (bark). Other substrata. rock. Literature. Cannon, Hawksworth & Sherwood-Pike (1985); Hawksworth, James & Coppins (1980) page(s) 71.