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Ionaspis ceracea (Arnold) Hafellner & Türk

Synonyms:

Family: HYMENELIACEAE

Habitat: Aerohaline zone

Description

    Thallus crustose, to 10 cm diam., forming mosaics, slightly rimose, smooth and melted wax-like, ochre-orange, cream-ochre, light brown-orange. Apothecia usually numerous, scattered, regular but variable in size according to the development stage, the oldest to 0.3-0.5 mm diam., immersed, exciple distinct, paler, disc concave to flat, ochre-orange. Ascospores simple, broadly ellipsoid to globose, 13-20 x 6-11 µm according to literature, 13-22 x 7-13 µm according to our measures. K+ purplish-blue. Paraphyses simple and not branched. Pycnidia visible as red dots. Photobiont: Trebouxia. Typically grows on vertical walls of schist rocks, more or less humid and exposed to the North, near the seashore. According to C. Roux, this species is the same as Ionaspis lacustris, with the exception of its habitat.







Ionaspis ceracea Fort de la Fraternité
Alain GERAULT



Ionaspis ceracea Loc'h
Alain GERAULT



Ionaspis ceracea Habitat Fraternité
Alain GERAULT



Ionaspis ceracea Habitat Le Loc'h
Alain GERAULT



Ionaspis ceracea Fraternité
Michel DAVID



Ionaspis ceracea Fort des Capucins
Alain GERAULT



Ionaspis ceracea La Fraternité 4
Michel DAVID



Ionaspis ceracea Le Loc'h 3
Bernard BOUFFINIER



Ionaspis ceracea La Fraternité 3
Michel DAVID



Ionaspis ceracea La Fraternité 6
Jacques HAINE



Ionaspis ceracea La Fraternité 7
Jacques HAINE



Ionaspis ceracea Spores Rouge Congo La Fraternité 8
Jacques HAINE



Ionaspis ceracea La Fraternité 9
Jacques HAINE



Ionaspis ceracea Asque Rouge Congo La Fraternité 10
Jacques HAINE



Ionaspis ceracea Photobionte La Fraternité 11
Jacques HAINE



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