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Cladonia uncialis (Chemotype 3: squamatic acid) (L.) F. H. Wigg.

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. Cladoniaceae Zenker (1827).

Taxonomic Literature: Brodo I.M. & Ahti T., Can. J. Bot. 74: 1147-1180 (1996).

Ecology: Terricolous; growing sun-exposed; substrate non-calciferous (mainly on low elevation bluffs and outcrops).

Thallus: Branches densely aggregated or caespitose. Primary Thallus: Evanescent. Secondary Thallus: Present, of indeterminate growth; stipe 20-60 mm high, .7-4 mm wide, lime green (pale greenish yellow (104) or greenish white (153) with patches of pale yellow-green (121-119) or light yellow-green (134), often with irregular clear areas ("windows")), homogeneously coloured, mottled, or tainted brown, corticate. Upper Surface: Smooth.

Reproduction Strategy: Only known as sterile, asexually reproducing form.

Conidiomata: Formed on podetia.

Secondary Metabolites: Squamatic acid and usnic acid, of the following substance class(es): ß-orcinol depsides.

Spot Tests: Upper surface: K – (negative), C –, + deep yellow, or + orange, PD –.

UV-Fluorescence: Reaction colour: bright bluish white (especially where podetia are broken).

(report generated 15.Nov.2007)

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