Distribution: Washington; Alaska to Oregon, Idaho, west of Rockies in Montana, Wyoming, Colorado, Maine; Nunavut, northern and southern Quebec.
Habitat: Open or partial shade, mainly at higher elevations.
Substrate: On soil.
Conservation Status: Not of concern
Thallus grey to greenish-grey, usually pruinose. Podetia slender and pointed, cups occasionally present.
PNW Herbaria: Specimen records of Cladonia ecmocyna in the Consortium of Pacific Northwest Herbaria database
CalPhotos: Cladonia ecmocyna photos