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Buellia leptoclinoides (Nyl.) J. Steiner

Buellia leptoclinoides (Nyl.) J. Steiner

Synonyms:

Family: PHYSCIACEAE

Habitat: Xeric supralittoral  zone

Description

   Thallus crustose up to 5 cm in diameter, rimose, areolate, pale yellowish-grey, greyish, with a black prothallus (especially in contact with another thallus). Sessile apothecia more or less numerous, 0.5-1 mm in diameter, disc flat to slightly convex, brown-black, black. Utriform asci, octosporous, 60-70 x 18-25 µm. Spores brown, elliptical, sometimes a little curved, very slightly warty (according to the literature!), walls sometimes thinned at the tops 1-(3) septate, 15-23 x 7-11 µm according to the literature, 17-21 x 10 -11 µm according to our measurements. Pycnidia frequent, black. Photobiont: Clorococcales. C-, K+ yellow, P+ yellow,. Medulla I-. On siliceous rocks in dry places of the xeric supralittoral zone. Easy to confuse with other species of crustose lichens, but with different colored chemical reactions

N.B. Sometimes in the field similar to Buellia saxorum but the latter species is C+ pink-orange and has smaller spores.





Buellia leptoclinoides (Nyl.) J. Steiner

Buellia leptoclinoides Pointe de Pen-Hir 4
Bernard BOUFFINIER

Buellia leptoclinoides (Nyl.) J. Steiner

Buellia leptoclinoides Pointe de Pen-Hir 3
Bernard BOUFFINIER

Buellia leptoclinoides (Nyl.) J. Steiner

Buellia leptoclinoides Pointe de Pen-Hir 2
Bernard BOUFFINIER

Buellia leptoclinoides (Nyl.) J. Steiner

Buellia leptoclinoides Pointe de Pen-Hir 1
Bernard BOUFFINIER

Buellia leptoclinoides (Nyl.) J. Steiner

Buellia leptoclinoides Pointe de Pen-Hir 5
Bernard BOUFFINIER

Buellia leptoclinoides (Nyl.) J. Steiner

Buellia leptoclinoides Pointe de Pen-Hir 6
Bernard BOUFFINIER

Buellia leptoclinoides (Nyl.) J. Steiner

Buellia leptoclinoides Pointe du Van 1
Jacques HAINE

Buellia leptoclinoides (Nyl.) J. Steiner

Buellia leptoclinoides RĂ©action au K Pointe du Van 2
Jacques HAINE

Buellia leptoclinoides (Nyl.) J. Steiner

Buellia leptoclinoides Coupe apothécie KOH Pointe du Van 3
Jacques HAINE

Buellia leptoclinoides (Nyl.) J. Steiner

Buellia leptoclinoides Coupe apothécie écrasée KOH Pointe du Van 4
Jacques HAINE

Buellia leptoclinoides (Nyl.) J. Steiner

Buellia leptoclinoides Asque KOH Pointe du Van 5
Jacques HAINE

Buellia leptoclinoides (Nyl.) J. Steiner

Buellia leptoclinoides Asque et spores Bleu Coton Pointe du Van 6
Jacques HAINE

Buellia leptoclinoides (Nyl.) J. Steiner

Buellia leptoclinoides Asque et spores Lugol Pointe du Van 7
Jacques HAINE

Buellia leptoclinoides (Nyl.) J. Steiner

Buellia leptoclinoides Spores KOH Pointe du Van 8
Jacques HAINE

Buellia leptoclinoides (Nyl.) J. Steiner

Buellia leptoclinoides Spores Bleu Coton Pointe du Van 8
Jacques HAINE



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