Biatoravernalis Thallus pale green to dark greenish-grey; Apothecia pale yellowish-brown to red-brown, usu. strongly convex, 0.4-0.8 mm in diameter; Exciple colorless or pale yellow. West of Cascades crest in Washington; Alaska, Idaho, extreme western Montana, northern Minnesota and Wisconsin, eastern New York, Maine, Vermont, New Hampshire; British Columbia, Yukon and Northwest Territories, Nunavut, Manitoba, Ontario, Quebec, Newfoundland, Labrador.
Additional Resources:
PNW Herbaria: Specimen records of Biatora in the Consortium of Pacific Northwest Herbaria database