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01-11-2025 09:14

Francis Maggi

Bonjour,Trouvé sur Xanthoria parietina à Valdebl

28-10-2025 19:33

Nicolas Suberbielle Nicolas Suberbielle

Bonjour à tous,Je voudrais votre avis sur cette r

31-10-2025 09:19

Lothar Krieglsteiner Lothar Krieglsteiner

Can somebody provide me with a file of:Rogerson CT

30-10-2025 03:53

Ethan Crenson

Hi all,  I would like an opinion on whether this

09-08-2025 13:13

Maria Plekkenpol Maria Plekkenpol

Hello,Yesterday I found these on burnt soil. Apoth

29-10-2025 19:02

Castillo Joseba Castillo Joseba

De la pasada semana en rama posiblemente de hayaPi

25-11-2016 13:54

Stephen Martin Mifsud Stephen Martin Mifsud

Hi, I found numerous seeds of Washingtonia robusta

28-10-2025 22:22

Bernard Declercq Bernard Declercq

Hello.I'm searching for the following paper:Punith

27-10-2025 19:51

Peter Welt Peter Welt

Who has this article? Doveri, F. 2007. Sporormiel

28-10-2025 15:37

Carl Farmer

I'd be grateful for any suggestions for this strik

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On Populus bark
Enrique Rubio, 13-04-2022 11:21
Enrique RubioHi forum

Do you have any suggestions for these blackish, gregarious sporodochia 1-2 mm in diameter by 1.2 mm in height growing on Populus bark?
Many thanks in advance
  • message #72471
  • message #72471
  • message #72471
Piotr Perz, 13-04-2022 15:54
Re : On Populus bark
Hello,
blind shot: rust fungus?
Enrique Rubio, 13-04-2022 17:01
Enrique Rubio
Re : On Populus bark
Thank you Piotr
On wood? I don't know of any rust fungi on Populus wood, only on the leaves.
Piotr Perz, 13-04-2022 17:10
Re : On Populus bark
Me too. 
Just shoting. 
Enrique Rubio, 13-04-2022 17:11
Enrique Rubio
Re : On Populus bark
And besides, the tissue of the fruitbodys is tough.
Paul Cannon, 13-04-2022 19:16
Re : On Populus bark
It's possible that the fruit bodies are erumpent "coelomycetes" rather than sporodochia; I wondered whether this might be an anamorph of Melanconiella (see Voglmayr et al., DOI 10.1007/s13225-012-0175-8). But there doesn't seem to be a described species on Populus that could be a candidate.
Enrique Rubio, 13-04-2022 20:06
Enrique Rubio
Re : On Populus bark
Yes, Paul, you may be right in what you say and in fact I had thought, as you, in a possible coelomycete, asexual form of some Melanconis or similar genus in Diaporthales. But I have not found anything similar in the papers of Jaklitsch and Volgmayr.
Thank you again.
Alain GARDIENNET, 13-04-2022 20:14
Alain GARDIENNET
Re : On Populus bark
Hi Enrique,
I was about to give you the same idea (anamorph of Melanconiellaceae/Melanconidaceae), with one question : are you sure of Populus ?
Alain
Enrique Rubio, 13-04-2022 20:17
Enrique Rubio
Re : On Populus bark
I think so, Alain. Populus is the better idea for the host.