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17-09-2025 19:43

Philippe PELLICIER

Sur branche morte de Mélèze. Les ascospores sphÃ

17-09-2025 16:14

Philippe PELLICIER

Apothécies enterrées, fermées au début puis s'

17-09-2025 10:50

Heather Merrylees

Hi there!I am hoping for any advice on the identif

11-09-2025 16:57

Jason Karakehian Jason Karakehian

Our revision of Marthamycetales (Leotiomycetes) is

16-09-2025 12:53

Philippe PELLICIER

Pézizes de 1-4 mm, brun grisâtres, sur les capsu

03-09-2025 12:44

Enrique Rubio Enrique Rubio

Hi to somebody.I would like to know your opinion o

15-09-2025 14:40

Nicolas VAN VOOREN Nicolas VAN VOOREN

Hello.I'm searching for a digital copy of the seco

14-09-2025 22:16

Philippe PELLICIER

Apothécies petites jusquà 3 mm, oranges, avec de

13-09-2025 14:01

Thomas Flammer

dark brown apothecia, splitIKI-Spores biguttulate

10-09-2025 17:18

Blasco Rafael Blasco Rafael

Hola, encontre este estiercol de vaca estos apotec

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Xylogramma (Durella) compressa?
Mirek Gryc, 31-12-2020 09:16
Hi
This is the first time I find this species so I would like to confirm that I marked correctly.
Ascomats grew on Populus wood, I didn't notice anamorphs.
The pigment for paraphises is dissolved in KOH.

I don't know what the correct dimensions of the spores should be, but they seem a bit too large to me compared to those given on the Zotto disc?

Spores:

(19.7) 19.74 - 23.7 (27.3) × (5.2) 5.8 - 6.4 (6.6) µm
Q = (3.1) 3.2 - 4.2 (4.7) ; N = 9
Me = 21.9 × 6 µm ; Qe = 3.7

20.86 6.56
22.20 5.25
21.49 5.97
19.74 6.38
22.29 5.83
19.99 6.09
19.65 6.24
23.68 5.98
27.30 5.86

greetings
Mirek
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Hans-Otto Baral, 31-12-2020 10:04
Hans-Otto Baral
Re : Xylogramma (Durella) compressa?
Hi Mirek

don't the spore dimensions fit Durella (X.) atrocyanea? A bit large perhaps. The hymenium may be reddish as in your sample (I once tried to separate this).

What is the blue hypha?

Zotto
Mirek Gryc, 31-12-2020 10:35
Re : Xylogramma (Durella) compressa?
Hi Zotto

These few blue scraps were at the base of the ascocarp. Basically intertwined with wood. I've only seen in one sample, so it probably doesn't matter much? They could be foreign elements.
Thank you Zotto for the suggestion. This is exactly the genre I meant but that you have them in the directory next to you, so I copied the wrong name :)
I'm at work and my clients don't let me focus.
greetings

Mirek