Observation 278948: Tephromela atra (Hudson) Hafellner

When: 2017-06-03

Collection location: Serra de São Mamede, Portugal [Click for map]

Who: zaca

No specimen available

Notes:
Growing on siliceous rock.
Dimensions of the spores (mostly measured insde the asci):
(11.1) 11.8 – 13.9 (14.5) × (5.9) 6.6 – 7.8 (8) µm
Q = (1.6) 1.63 – 2 (2.2) ; N = 21
Me = 12.7 × 7.1 µm ; Qe = 1.8 .

Images

Microscopy: Apothecial section in water and its KOH reaction (x100);
Microscopy: Hymenium views (x400, in KOH);
Microscopy: Asci (x1000, in KOH);
Microscopy: Asci (in KOH), algal cells and Ascus 8in IKI), all x1000.

Proposed Names

87% (1)
Based on microscopic features

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= Observer’s choice
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Created: 2017-06-15 13:34:41 CDT (-0500)
Last modified: 2017-06-15 13:34:46 CDT (-0500)
Viewed: 16 times, last viewed: 2018-08-25 17:36:36 CDT (-0500)
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