Cladonia foliacea morph. angustiloba = Cladonia angustiloba Ahti & Aptroot

  Primary thallus in carpet or small bush, formed of lobed squamules arranged in very cut strips more or less vertical of 0.5-2 cm in height, turned up in dry weather, margins sometimes with tiny whitish hairs, upper surface spotted, yellowish-green, lower surface of a slightly felted appearance, dirty whitish, yellowish. Podetia rare, in scyphus of 3-10 mm in height, the edge of the cup often with brown pycnidia. Apothecia not observed. Pycnidia quite numerous, especially at the margin of the lobes, large, sessile, pyriform to subglobose, brown-black to black. C-, K-, KC+ yellow, P+ red. Oceanic taxon belonging to the Cladonia foliacea complex occurring on slightly acidic and sometimes calcareous soils.

_ Currently this taxon is synonymized with Cladonia foliacea s. l., see: R. PINO-BODAS, A.R. BURGAZ, T. AHTI, S. STEENROOS. 2018. Taxonomy of Cladonia angustiloba and related species.The Lichenologist. 50 (3): 267-282.