Cladonia verruculosa Ahti

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: dispersed pale granules and verrucae on a black decorticate surface and tall, slender, narrowly cupped podetia distinguish this species from all others. Brodo I.M. & Ahti T., Can. J. Bot. 74: 1147-1180 (1996).

Ecology: Terricolous; growing sun-exposed.

Thallus: Crustose, squamulose; lobes ascending or horizontal; branches loosely aggregated, scattered, or clustered; separate thallus parts 1-2 mm long; 1-2 mm wide. Primary Thallus: Evanescent or persistent. Secondary Thallus: Present, of determinate growth; stipe 20-70 mm high, .8-3 mm wide, olive or brown, mottled (with corticate granules and squamules over a black stereome), not corticate, with intact wall. Thallus Outline: Margin crenulate. Upper Surface: Verruculose or areolated, olive (olive brown); not sorediate. Lower Surface: White.

Lower Cortex: Absent.

Ascocarps: Forming along the margin of scyphi, moderately abundant, 1-3 mm in diam.. Disk: Strongly convex; brown.

Secondary Metabolites: Fumarprotocetraric acid (with Cph-2) and protocetraric acid, 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)