Observation 208651: Arthonia cinnabarina (DC.) Wallr.
When: 2015-07-03
Collection location: Sintra, Portugal [Click for map]
Who: zaca
No herbarium specimen

Notes: Growing on a smooth barked tree.
The first specimen clearly resembles Arthonia cinnabarina (or a close species) that I’m used to observe in other habitats (mainly on Quercus coccifera and similar shrubs).

Images

534342
534343
534344
536162
Microscopy: Sections;
536163
Microscopy: Sections-Close up and Hymenium;
536164
Microscopy: Asci;
536165
Microscopy: Spores and Melzer on asci.

Proposed Names

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Eye3 = Observer’s choice
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Comments

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Microscopy added.
By: zaca
2015-07-08 13:23:09 CDT (-0400)

Spores (mostly presenting a granular ornamentation, desappearing in melzer), 5-6 septate:
(22.8) 26.4 – 28.5 (29.3) x (7.2) 8.7 – 9.9 (10.1) µm
Q = (2.7) 2.8 – 3.2 (3.3) ; N = 26
Me = 27.5 × 9.3 µm ; Qe = 3

Created: 2015-07-03 20:43:32 CDT (-0400)
Last modified: 2015-07-08 13:20:31 CDT (-0400)
Viewed: 21 times, last viewed: 2016-09-30 23:40:54 CDT (-0400)
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