Distribution: Washington; Alaska to northern California, Idaho, Montana, Wyoming, Utah, Colorado, New Mexico, Michigan, New York, Maine, New Hampshire; northern Canada, to US border in British Columbia, Alberta, Ontario, Quebec.
Habitat: Moist, shaded areas in regions with high rainfall.
Substrate: Mineralized soil.
Conservation Status: Not of concern
Thallus deep green to dark grey-green, lobes fan-shaped or rounded to 15 mm. Lower surface white marked by raised black veins, rhizines absent.