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19-11-2025 23:21

carl van den broeck carl van den broeck

Dear guestIn Waardamme, Belgium, I found dozens of

19-11-2025 20:51

Andreas Millinger Andreas Millinger

Good evening,found this species on a felled trunk

19-11-2025 13:04

Bruno Coué Bruno Coué

Bonjour,je  sollicite votre avis pour la récote

17-11-2025 21:46

Philippe PELLICIER

Bonjour,Récolté sur bois pourrissant de feuillu

18-11-2025 18:26

David Malloch David Malloch

I am trying to locate the article, Müller, E. 195

16-11-2025 21:09

Robin Isaksson Robin Isaksson

Anyone recognize this acc. to pictures.? Found on

18-11-2025 13:59

Nogueira Héctor

November 14, 2025 Brazuelo (León) SPAIN Hymenosc

17-11-2025 19:14

herman lambert

Apothécie discoïde 0.6 cm diam., orangeFace hymÃ

17-11-2025 21:57

Philippe PELLICIER

Bonjour,Récolté sur bois de feuillu mort dur, no

14-11-2025 16:26

Marian Jagers Marian Jagers

Hello everyone, On dead wood of Cytisus scoparius

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pyreno with anamorph
Aafke Buijs, 01-05-2017 22:50
Dear forum,

On hard wood I found this pyrenomycete with anamorph (second picture).
At first thought of an Amphisphaeria-species but those have coloured spores as far as I know.
Perithecia partly immersed, with short necks as small dots on the upper part; spores two- sometimes three-celled, hyaline, smooth, 17.5 - 23; asci eight-spored, uni-/biseriate, about 125 - 135, ascus-tip not reacting in J.

Kind regards,

Aafke
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Gernot Friebes, 01-05-2017 22:58
Re : pyreno with anamorph
Hi Aafke,

could the substrate be Tilia? Your fungus reminds me of Hercospora tiliae.

Best wishes,
Gernot
Aafke Buijs, 01-05-2017 23:13
Re : pyreno with anamorph
Hi Gernot,

I enclose a picture of the bark, with a typical structure, perhaps you recognize it ...
I don't really know if it was on Tilia.
In water the spores measured up tot 23 microm. Does this fit within the description, Dennis mentions spores 15-18 ?

Aafke
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Gernot Friebes, 02-05-2017 10:30
Re : pyreno with anamorph
Hi Aafke,

I think the second photo in your initial post looks quite similar to Tilia (notice the relatively thick bast).

Here Enrique Rubio shows a collection of H. tiliae with spores up to 25.8 µm in length so I don't think the spore size of your collection is a concern:  https://www.asturnatura.com/fotografia/setas-hongos/hercospora-tiliae-pers-tul-c-tul-2/12658.html

Best wishes,
Gernot
Aafke Buijs, 03-05-2017 08:02
Re : pyreno with anamorph
Hi Gernot,

Then, altogether, my find (with also the anamorph) corresponds quite well to the description of Hercospora tiliae.

Thank you for your response, Gernot !

Greetings,

Aafke
Peter Püwert, 03-05-2017 14:28
Peter Püwert
Re : pyreno with anamorph
Hi all,
here a collage with the ana- and teleomorphe.
Greetings Peter.
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Aafke Buijs, 03-05-2017 23:07
Re : pyreno with anamorph
Nice collage Peter, but confusing too ...
So Hercospora tiliae has a different, non-septate anamorph.
Does this also mean that the name Hercospora tiliae is uncertain for this find ?
Peter Püwert, 04-05-2017 12:51
Peter Püwert
Re : pyreno with anamorph
Hi Aafke,
the finding is already sure. The spores of the anamorphes are right different. The species is quite frequent here.
Greetings Peter.
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