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Data Set Maintenance: Data set standard item. Data set author(s): Brodo I. & Ahti T. (96-12-10). Data set to be published after submission; 96-12-10.

Nomenclature: Current taxonomic status: accepted. Taxonomic rank: species. Cladonia. Synonyms: Cladonia gracilis subsp. Nigripes; Cladoniaceae Zenker (1827).

Taxonomic Literature: Taxonomic notes: only in Alaska (Gastineau Peak). Brodo I.M. & Ahti T., Can. J. Bot. 74: 1147-1180 (1996).

Ecology: Terricolous or bryophytic; growing sun-exposed; substrate non-calciferous.

Thallus: Crustose, squamulose; branches clustered or densely aggregated. Primary Thallus: Evanescent. Secondary Thallus: Present, of indeterminate growth; stipe 20-45 mm high, .6-1 mm wide, lime green, olive, or brown (yellowish brown), homogeneously coloured, mottled, or tainted brown, corticate, with longitudinally split or perforated (small and infrequent, oval perforations) wall. Upper Surface: Verruculose or areolated, smooth.

Ascocarps: Forming along the margin of scyphi, sparse, .5-1 mm in diam.. Disk: Weakly convex to strongly convex; brown.

Secondary Metabolites: Fumarprotocetraric acid, protocetraric acid, and atranorin (in small amounts), of the following substance class(es): ß-orcinol depsidones.

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