Description: This member of the Cladonia coccifera aggregate is a rare upland species of peaty soils. The Irish records emanate from west Donegal. The smooth podetia (testing KC+ yellow) lack corticate granules, but have heavily granular cups with red discs.

Key Identification Features:

• Stalks smooth, vaguely cracked into corticate areoles but not granular, sorediate or squamulose
• Tests KC+ yellow; has granular cups and red discs; peaty uplands.

Original text submitted by Vince J. Giavarini

Distribution Map from NBN: Cladonia borealis at National Biodiversity Network mapping facility, data for UK.

iNaturalist: Cladonia borealis at iNaturalist World Species Observations database.