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16-02-2026 21:25

Andreas Millinger Andreas Millinger

Good evening,failed to find an idea for this fungu

17-02-2026 09:41

Maren Kamke Maren Kamke

Good morning, I found a Diaporthe species on Samb

08-12-2025 17:37

Lothar Krieglsteiner Lothar Krieglsteiner

20.6.25, on branch of Abies infected and thickened

17-02-2026 17:26

Nicolas Suberbielle Nicolas Suberbielle

Bonjour à tous, Je recherche cette publication :

03-02-2013 19:50

Nina Filippova

Good time), I've compared this specimen with the

15-02-2026 04:32

Tomaz Vucko Tomaz Vucko

One more specimen that is giving me some descent a

17-02-2026 13:41

Isabelle Charissou

Bonjour, est-ce que quelqu'un pourrait me fournir

16-02-2026 18:34

Thierry Blondelle Thierry Blondelle

Bonjour,La micro de cet anamorphe de Hercospora su

16-02-2026 17:14

Joanne Taylor

Last week we published the following paper where w

16-02-2026 16:53

Isabelle Charissou

Bonjour, quelqu'un pourrait-il me transmettre un

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Unknown black apothecia???
Dirk Gerstner, 07-03-2023 09:52
Hello all,
I'm completely in the dark here. I would be very grateful for your opinions.

Found on debarked Hedera_helix.
The black apothecia are approx. 300 -500 ym in diameter.
The spores are 3 times septate and measure:
Spores [95% - 14 - QPr - v - H2O(nat) ] = (9,2)9,4 - 11,7 - 13,9 x 2,7 - 4,1 - 5,4(6) µm.
The saccular ascis measure approx. 40-45 x 9 - 12.5 ym.
The reaction of almost the whole ascus in Melzers is blue.


Many thanks for your opinions


Kind regards
Dirk


 

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Lothar Krieglsteiner, 07-03-2023 09:59
Lothar Krieglsteiner
Re : Unknown black apothecia???
Hello Dirk,
compare the genus Dactylospora (Sclerococcum). More problem will likley be to say something on species level.
Yours, Lothar
Dirk Gerstner, 07-03-2023 12:32
Re : Unknown black apothecia???
Hello Lothar,

Great, thank you very much for your quick answer.
Your hint on the genus level helps me a lot. I will look into the matter at my leisure.

The topic of this lichenised/non-lichensed genus seems to me to be extremely complex.

I quickly compared it with your mushroom of the month, as I said, the genus probably fits, but there are a lot of species.


Thanks again and best regards
Dirk