Observation 105750: Arthonia elegans (Ach.) Almq.

When: 2012-08-08

Collection location: Planalto das Cezaredas, Portugal [Click for map]

Who: zaca

No specimen available

Steps in the key of the British Flora leading to the proposed name:

Not Lichenicolous;
Ascospores 2- or more septate;
Apothecial sections K+ purple, violet or magenta;
Ascospores (12-)14-19 × 4.5-7 µm; apothecia mostly linear to stellate (average dimensions of the ascospores observed: Me = 15.8 × 5.1 µm ; Qe = 3.1 (N=13));
—> Arthonia elegans.


Asci & Spores.

Proposed Names

58% (1)
Eye3 Eyes3
Used references: Smith et al., The Lichens of Great Britain and Ireland, The British Lichen Society, 2009.
Based on microscopic features
Based on chemical features: C-, K-, KC+ pale yellow.

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Eye3 = Observer’s choice
Eyes3 = Current consensus


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Created: 2012-08-17 16:22:56 PDT (-0700)
Last modified: 2012-08-17 16:22:58 PDT (-0700)
Viewed: 27 times, last viewed: 2017-06-13 18:11:06 PDT (-0700)
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