Collema ryssoleum (Tuck.) A. Schneid.

Selection criteria. Country: any country. Associated organism: any (distribution map)

Number of records. 19. Date information. 1957. Countries. British Isles, former USSR, India, Ukraine, country not noted. Associated organism. Plantae indet. (bark). Other substrata. rock. Literature. Cannon, Hawksworth & Sherwood-Pike (1985); Hawksworth, James & Coppins (1980) page(s) 33; Kopachevskaya (1986), 118; Singh & Sinha (2010) page(s) 157.