When: 2016-05-21

Collection location: Paimogo, Lourinhã, Portugal [Click for map]

Who: zaca

No specimen available

Growing on the thin bark of a shrub.


Microscopy: Apothecial sections;
Microscopy: Asci and spores.

Proposed Names

29% (1)
Recognized by sight
58% (1)
Used references: British Flora
Based on microscopic features
58% (1)
Recognized by sight: Change in the taxonomy

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= Observer’s choice
= Current consensus


Add Comment
Microscopy added.
By: zaca
2016-05-31 17:39:05 CDT (-0400)

In most of the sections analyzed there was an algal layer, sometimes very inconspicuous but, nevertheless, present. Therefore, taking into account the similarity of this specimen with those previously classified as Arthopyrenia punctiformis, I suppose this is the similar A. nitescens.