Observation 178151: Melaspilea ochrothalamia Nyl.

When: 2014-04-05

Collection location: Sintra, Portugal [Click for map]

Who: zaca

No specimen available

The asci are not as usual in Arthonia spp., being more elongate. On the other hand the 1-septate spores are bigger than the species considered in the reference.
Average dimensions of the spores:
Me = 20 × 7.5 um ; Qe = 2.7 (N=22).


Chemical reactions;
Microscopy: Asci and spores.

Proposed Names

29% (1)
Used references: British Flora: Smith et al. (Eds.), The Lichens of Great Britain and Ireland, British Lichen Society, 2nd ed., 2009.
Based on microscopic features
58% (1)
Eye3 Eyes3
Recognized by sight: Apothecia orangish to brown/vinaceous, irregularly shaped (angular to roundish).
Used references: (Same) Following the key for the genus Melaspilea.
Based on microscopic features: Asci with long apical beak, spores form (sole-shaped) and dimensions.

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Eye3 = Observer’s choice
Eyes3 = Current consensus


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Created: 2014-09-13 16:09:31 PDT (-0700)
Last modified: 2015-04-02 11:08:06 PDT (-0700)
Viewed: 34 times, last viewed: 2017-11-24 13:51:37 PST (-0800)
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