Distribution: Washington; Alaska, New York, Maine, Vermont, New Hampshire, Massachusetts; disjunct in Colorado; British Columbia, Yukon and Northwest Territories, Manitoba, Ontario, Quebec, Newfoundland, Labrador, Nova Scotia.
Habitat: Shade.
Substrate: Rock and mineral soils, less commonly on root bark or wood.
Conservation Status: Not of concern
Thallus pale grey-green, continuous to areolate, verrucose or squamulose; Podetia 1-2 mm with dull brown flat or hemispherical apothecia less than 2 mm in diameter.
PNW Herbaria: Specimen records of Baeomyces rufus in the Consortium of Pacific Northwest Herbaria database
CalPhotos: Baeomyces rufus photos