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When: 2012-06-23

Collection location: Zona de Almargem do Bispo – Loures, Portugal [Click for map]

Who: zaca

No specimen available

Notes:
Growing over the pieces of rock on a fence.
Some features of this specimen:
- Thallus cracked-areolate, almost ressembling Aspicilia, whitish with yellow-green tinges spread all over;
- most areolas have either pycnidia or young apothecia;
- prothallus well-developed, blue-greyish colored;
- Apothecia dispersed, flat with black disc and thin grey margin;
- Asci of Lecanora-type 8-spored; spores with approximate dimensions of 10 × 6 µm; paraphyses mostly simple and anastomosed at the apices, where are darker; hymenium hialine with epihymenium greenish.

Images

Microscopy – Apothecial sections;
Microscopy – Asci and spores.

Proposed Names

58% (1)
Used references: CNALH.
Based on microscopic features
Based on chemical features

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= Observer’s choice
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