Verrucaria umbrinula Nyl.

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

Number of records. 18. Date information. 1920. Countries. Austria, Finland, former Czechoslovakia, former USSR, France, Ukraine. Substrata. rock. Literature. Kopachevskaya (1986), 92; Makarevich, Navrotskaya & Iudina (1982); Oksner (1956).