United States, California, Sacramento, SE of Scaramento: Between Slough House and Bridge House, in foothills with oak and metamorphic rock outcrops, abundant on sloping faces of rock outcrops and on projecting angles of the rock
Type collection for Lecanora mellea W. A. Weber
Foothills with oak and metamorphic rock outcrops
on sloping faces of metamorphic rock outcrops and on projecting angles of the rock