Cladonia rei Schaer.

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: Taxonomic notes: not on QCI; based on Canadian material in H. Brodo I.M. & Ahti T., Can. J. Bot. 74: 1147-1180 (1996).

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

Thallus: Crustose, squamulose; lobes ascending or horizontal; branches densely aggregated, scattered, loosely aggregated, or clustered; separate thallus parts 1-3 mm long; 1-3 mm wide. Primary Thallus: Evanescent or persistent. Secondary Thallus: Present, of determinate growth; stipe 10-40 mm high, .8-1.5 mm wide, lime green, olive, or brown, mottled, corticate (at base), with intact or longitudinally split wall. Thallus Outline: Margin crenulate. Upper Surface: Verruculose, lime green or olive; not sorediate. Lower Surface: White.

Lower Cortex: Absent.

Ascocarps: Forming apical at the tip of branches or stipes or along the margin of scyphi, moderately abundant, .8-2.5 mm in diam.. Disk: Weakly convex to strongly convex; brown.

Conidiomata: Formed on podetia or on margins of scyphi.

Secondary Metabolites: Homosekikaic acid, sekikaic acid, and fumarprotocetraric acid, of the following substance class(es): orcinol depsides and ß-orcinol depsidones.

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

(report generated 15.Nov.2007)