Umbilicaria torrefacta (Lightf.) Schrad.
Selection criteria. Country: any country. Associated organism: any (distribution map)
Number of records. 9.
Date information. 11 October 1990 (Oct).
Countries. British Isles, Slovakia, United Kingdom, Ukraine.
Substrata. rock.
Collections. IMI 401154.
Literature. Cannon, Hawksworth & Sherwood-Pike (1985); Hawksworth, James & Coppins (1980) page(s) 101; Makarevich, Navrotskaya & Iudina (1982); Oksner (1968); Seaward & Hitch (1982) page(s) map 168.