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Bacidia inundata (Fr.) Körber

Synonyms:

Family: BACIDIACEAE

Habitat: Ubiquitous

Description

    Thallus crustose, up to 5-6 cm diam., thick, surface more or less smooth to irregular, granular-warted, sometimes rimose, bright green when moist, grey-green or green-fawn when dry. with a conspicuous white bordering prothallus making this species easy to recognize amongst others even within colonies. Apothecia not always present, more or less rounded, 0.3-1 mm diam., initiatlly included in thallus then sessile, discs more or less plane, init. pale brown turning dark brown to brown-black, margin usually paler but often becoming excluded. Ascospores needle-shaped (acicular), 3-(7)-septate, 25-45 x 2-3 µm. Photobiont : Chlorophycea. Chemical spot tests negative. On hard, siliceous rocks periodically flooded  in unpolluted streams and rivers, often where shaded by overhanging trees.*







Bacidia inundata Huelgoat 3
Bernard BOUFFINIER



Bacidia inundata Huelgoat 2
Bernard BOUFFINIER



Bacidia inundata Saint Herbot 1
Alain GERAULT



Bacidia inundata Saint Herbot 2
Alain GERAULT



Bacidia inundata Habitat Saint Servais
Alain GERAULT



Bacidia inundata Saint Herbot 3
Michel DAVID



Bacidia inundata Saint-Herbot 4
Joël QUERELLOU



Bacidia inundata Saint-Herbot 5
Joël QUERELLOU



Bacidia inundata Huelgoat 1
Bernard BOUFFINIER



Bacidia inundata Asque Rouge Congo Ardennes 1
Jacques HAINE



Bacidia inundata Spores eau Ardennes 2
Jacques HAINE



Bacidia inundata Huelgoat 4
Bernard BOUFFINIER



Bacidia inundata Huelgoat 5
Bernard BOUFFINIER



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