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Cladonia prolifica Ahti & S. Hammer

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 or basionymous. Taxonomic rank: species. Cladonia. Cladoniaceae Zenker (1827).

Taxonomic Literature: Brodo I.M. & Ahti T., Can. J. Bot. 74: 1147-1180 (1996); Hammer, S. & Ahti, T. Mycotaxon 37:335-348 (1990).

Ecology: Terricolous (over rocks or sand dunes); growing sun-exposed.

Thallus: Crustose, squamulose; lobes elongate, ascending (and curled over, showing undersurface colour); branches loosely aggregated, scattered, or clustered; separate thallus parts 2-8 mm long; .5-4 mm wide. Primary Thallus: Evanescent or persistent. Secondary Thallus: Present, of determinate growth; stipe 15-35 mm high, 1-4 mm wide, brown, mottled, corticate, with intact or perforated wall, 8-18 µm thick. Thallus Outline: Margin entire, crenulate, or rarely dissected. Upper Surface: Verruculose or areolated (above), olive or brown (yellowish brown to olive brown (74-94)), smooth (at base); not sorediate. Lower Surface: White, grey, or brown (bluish-grey;at base).

Lower Cortex: Absent.

Ascocarps: Forming along the margin of scyphi, sparse (not on QCI material), 1-3 mm in diam.. Disk: Brown.

Conidiomata: Formed on margins of scyphi.

Secondary Metabolites: Fumarprotocetraric acid (with terpenes) or protocetraric acid (traces), of the following substance class(es): ß-orcinol depsidones.

Spot Tests: Upper surface: K – (negative) (or brownish), C –, PD + red.

(report generated 15.Nov.2007)

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