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Hyperphyscia adglutinata (Flörke) H. Mayrhofer & Poelt

Synonyms:

Physciopsis adglutinata (Flörke) M. Choisy



Family: PHYSCIACEAE

Habitat: Ubiquitous

Description

    Thallus foliose, small, 1-2 cm across, ofter larger by confluence of several conspecific colonies, made of narrow lobes, 0.2-0.5 mm wide, fan-shaped, apices palmate, thick, very tightly appressed to the substratum, upper surface brown-greyish when dry, grey-greenish to brown-greenish when moist, more or less covered with crater-shaped soralia, 0.1-0.3 mm diam., laminar but potentially able to cover the whole center, concolorous or pale grey-green, lower surface whitish towards the margin, darker in the center with few rhizines. Apothecia rare (but more and more frequent due to global warming), sessile, 0.5-1 mm diam., disc blackish, exciple thick, smooth, whitish. Ascospores grey-brown, often immature, elliptical, 1-septate, 13-20 x 7-9 µm, according to literature; 13-17 x 7-9 µm according to our measurements. Photobiont: Trebouxia. Chemical spot tests negative. Rare (or understated) in our propection area, thermophile trends, on dusty bark of trees, often at the base of trunks. A minute foliicolous form is found on box tree leaves (Hyperphyscia adglutinata foliicolous form).  See Phaeophyscia orbicularis of which the lobes are less appressed, and with abundant rhizines and dark grey soralia. See also Parmeliopsis hyperopta that is K+ yellow.







Hyperphyscia adglutinata Beuzec S2
Bernard BOUFFINIER



Hyperphyscia adglutinata Beuzec S1
Bernard BOUFFINIER



Hyperphyscia adglutinata Huelgoat 1
Bernard BOUFFINIER



Hyperphyscia adglutinata Crozon 3
Bernard BOUFFINIER



Hyperphyscia adglutinata Cap Fréhel 2
Bernard BOUFFINIER



Hyperphyscia adglutinata Crozon 2
Bernard BOUFFINIER



Hyperphyscia adglutinata Cap Fréhel 1
Bernard BOUFFINIER



Hyperphyscia adglutinata Roscanvel 3
Jacques HAINE



Hyperphyscia adglutinata Humide sur Tilia Le Guilvinec 3
Bernard BOUFFINIER



Hyperphyscia adglutinata Humide sur Tilia Le Guilvinec S2
Bernard BOUFFINIER



Hyperphyscia adglutinata Sur Tilia Le Guilvinec 4
Bernard BOUFFINIER



Hyperphyscia adglutinata Sur Tilia Le Guilvinec 5
Bernard BOUFFINIER



Hyperphyscia adglutinata Roscanvel 2
Jacques HAINE



Hyperphyscia adglutinata Crozon 4
Bernard BOUFFINIER



Hyperphyscia adglutinata Roscanvel 1
Jacques HAINE



Hyperphyscia adglutinata Coupe apothécie eau Roscanvel 4
Jacques HAINE



Hyperphyscia adglutinata Coupe apothécie KOH Roscanvel 5
Jacques HAINE



Hyperphyscia adglutinata Coupe apothécie Lugol Roscanvel 6
Jacques HAINE



Hyperphyscia adglutinata Asques et paraphyses KOH Roscanvel 7
Jacques HAINE



Hyperphyscia adglutinata Asques et spores Bleu Coton Roscanvel 8
Jacques HAINE



Hyperphyscia adglutinata Asques Lugol Roscanvel 9
Jacques HAINE



Hyperphyscia adglutinata Spores KOH Roscanvel 10
Jacques HAINE



Hyperphyscia adglutinata Spores lugol Roscanvel 11
Jacques HAINE



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