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Lecania erysibe (Ach.) Mudd

Synonyms:

Family: RAMALINACEAE

Habitat: Ubiquitous

Description

     Thallus crustose, highly variable, thin, granulose, areolate, areoles angular more or less regular, covered with blastidial granules composed of fungus hyphae, pale brownish, yellow-brownish, yellowish, olivaceous when dry, grey-greenish, brown-greenish when moist, potentially more or less covered with green-yellowish soredia in dull and highly polluted areas. Apothecia usually numerous, scattered of in small clusters, 0.2-0.6 mm diam., disc flat then slightly convex, brown-orange, grey-orange, brownish, dark brown, exciple thin with a granular aspect due to yellow-greenish blatidia. Ascospores ellipsoid, 1-septate, 10-15 x 3-5 µm. Photobiont: chlorococcoid. Chemical spot tests negative. Inconspicuous species, undertsated and neglected growing in dusty and dull areas, notably in cities and resistant to pollution, mostly on calcareous rocks, concrete, seldom on bark of ornamental trees in cities.*







Lecania erysibe Le Fret 1
Bernard BOUFFINIER



Lecania erysibe Le Fret 2
Bernard BOUFFINIER



Lecania erysibe Le Fret 3
Bernard BOUFFINIER



Lecania erysibe Le Fret 4
Bernard BOUFFINIER



Lecania erysibe Le Fret 5
Bernard BOUFFINIER



Lecania erysibe Le Fret 6
Bernard BOUFFINIER



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