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21-04-2026 22:14

Margot en Geert Vullings

This cup fungus was found on April 10, 2026, on lo

22-04-2026 20:17

Marian Jagers Marian Jagers

Is anyone familiar with the Hyphomycetes genus Pse

22-04-2026 20:54

Enrique Rubio Enrique Rubio

Hi to everybody.This Pyrenopeziza grew in moist le

22-04-2026 19:12

Louis DENY

Bonjour forum.Trouvé à Belfort, est de la France

21-04-2026 21:00

Sylvie Le Goff

Bonjour à tousJe sollicite votre aide pour cet as

22-04-2026 01:06

Richard VALERI Richard VALERI

Bonjour à tous.Je vous présente cette Nectria s.

21-04-2026 13:36

Gernot Friebes

Hi,I am out of ideas for this one. I collected Sal

21-04-2026 13:19

Gernot Friebes

Hi,this Lophodermium on Typha has ascospores measu

21-04-2026 13:05

Gernot Friebes

Hi,this hyphomycete feels familiar but I was not a

20-04-2026 22:00

Malcolm  Greaves Malcolm Greaves

These pale yellow, hairy ascos were growing on cul

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Pyrenopeziza ?
Eike Heinemann, 21-05-2019 21:41
Hello together

on saturday we found this Pyrenopeziza sp on a steam of Rubus ideaus,

The fruitboides are grey with hair like elements.

In the field i think about Pyrenopeziza rubi or escharodes but the spore size dont fit and the spores have a at some spores septations.

The Asci Iki reaktion is bb and the asci mesurements are 61,7x6,1µ .

The paraphyses are 54,2 x 3,5µ.

The spores have mostly 2 big oil guttules and some more smaller.The spores are 9,5-15,7x1,9-2,1 µ . (The exact spore sizes are on a poto here)

The photos has make my muushroomfriend G.Jenk. Does anyone knows the species ?

Greetings,Eike
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Hans-Otto Baral, 21-05-2019 21:47
Hans-Otto Baral
Re : Pyrenopeziza ?
I think it should be Pyrenopeziza dilutella.
Michel RIMBAUD, 22-05-2019 08:14
Re : Pyrenopeziza ?
Hello Zotto,
I never heard that name.
In which key(s) can I find Pyrenopeziza dilutella ?
Michel
Hans-Otto Baral, 22-05-2019 10:00
Hans-Otto Baral
Re : Pyrenopeziza ?
The name is actually not in Bernard Declercq's key, but you fnd it in my folder "Pyrenopeziza on Rubus + Pteridium".
Eike Heinemann, 22-05-2019 14:13
Re : Pyrenopeziza ?
Danke Zotto

Pyrenopeziza dilutella passt sehr gut

Viele Grüße ,Eike
Michel RIMBAUD, 22-05-2019 14:58
Re : Pyrenopeziza ?
Dear Zotto,
Effectively it is not in Bernard Declercq's key.
I looked at your paper :
Key to the collected European Helotiales species based on vital characters.
p.30 Chapter "Trochila, Naevala, Pirot¬taea, Pseudo¬peziza, Pyreno¬peziza, Spilopodia, Trochila".
p. 31 Line 51, I found "Niptera" dilutella.
Is that species Pyrenopeziza dilutella?
Michel

Hans-Otto Baral, 22-05-2019 16:35
Hans-Otto Baral
Re : Pyrenopeziza ?
Yes of course, and Andreas Gminder combined it recently in Pyrenopeziza.
Michel RIMBAUD, 22-05-2019 17:00
Re : Pyrenopeziza ?
Thanks very much Zotto, it is more clear now.
Michel