Ann. Bot. Soc. Zool.-Bot. Fenn. "Vanamo" 32, 1: 79 (1961).
Protolog: Type (holotype): Canada. British Columbia: West Vancouver, Horseshoe Bay, Whytecliffe, rock on seashore, 1958 V. J. Krajina (H).
Type locality: Canada, British Columbia, West Vancouver, Horseshoe Bay, Whytecliffe, rock on seashore, 1958, V. J. Krajina s.n. (H - holotype; UBC - isotype).
Type locality coordinates: 49°22'26.42"N, 123°17'19.79"W; 49.374005, -123.288832.
Barcode: Data lacking.
Thallus: colour light yellow to greyish, frequently yellowish-green. Apical branches conspicuously browned.
Photobiont: Data lacking.
Chemistry: Usnic acid, perlatolic acid might be expected, but not microchemically studied. Reactions: PD-, K-, K(Cl)+ (Ahti 1961: 79).
Ecology: Data lacking.
Distribution: Database
Molecular data: Genbank
Mycobank: Mycobank
Note: The species is treated as a subspecies of Cladonia portentosa in "Names in current use" (Ahti 1993: 90).
Pictures: Tropical Lichens
Podetia sat robusta, trichotomiis vel rarius dichotomiis inaequalibus sat dense ramosa; ramulis ultimis tenuibus, divaricatis unilateraliter nutantibusque; flavescentia, straminea vel cinerascentia, apice fuscescentia acidum usninicum continentia, medulla exteriore sat compacta tenuique, leviter verrucosa, medulla interiore crassiore. Pycnidia ovoidea, materiam hyalinam continentia.