Observation 272359: Opegrapha herbarum Mont.

When: 2017-03-04

Collection location: Sintra, Portugal [Click for map]

Who: zaca

No specimen available

Notes:
Unusual form for the thallus.
Spores measured mostly inside the asci, with the following dimensions:
(17.2) 17.7 – 20.1 (22.5) × (4.2) 4.6 – 5.8 (6.1) µm
Q = (3.1) 3.3 – 4.1 (4.7) ; N = 26
Me = 19.1 × 5.2 µm ; Qe = 3.7

Images

Microscopy: Asci (x1000, in cresyl blue);
Microscopy: Hymenium views (x400, in cresyl blue);
Microscopy: Asci (x1000, in cresyl blue).

Proposed Names

87% (1)
Recognized by sight

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= Observer’s choice
= Current consensus

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