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03-03-2025 08:17

Bernard CLESSE Bernard CLESSE

Bonjour à toutes et tous,Vendredi, j'ai récolté

02-03-2025 19:53

Louis DENY

Bonsoir forum Sur branche de chène (Quercus rubor

01-03-2025 18:41

Michel Hairaud Michel Hairaud

Bonjour, Quelqu'un pourrait il m'indiquer une pis

01-03-2025 11:45

Castillo Joseba Castillo Joseba

Me mandan el material seco de Galicia, España, 

25-02-2025 23:18

Josep Torres Josep Torres

Hello.Some cream-colored grain-like fruitings, som

10-03-2024 19:53

Vasileios Kaounas Vasileios Kaounas

found under cypress treesbut it wasn't on a needle

27-02-2025 21:04

Enrique Rubio Enrique Rubio

I'd like to know your opinion on this fungus which

01-03-2025 11:31

Thomas Flammer

substrate: Fagusdiameter 500 µmSpore mass: 5.5 -

01-03-2025 08:50

Blasco Rafael Blasco Rafael

Hola, he encontrado esta pequeña especie entre ap

28-02-2025 10:32

Thomas Læssøe

https://svampe.databasen.org/observations/10400879

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Pyrenochaeta nobilis var. ilicis
François Bartholomeeusen, 18-01-2016 20:52
Hello forum,

On a dead leaf of Ilex aquifolium, covered with Ilicina Trochilia, I found a hairy, small perithecium.
I think it is: Pyrenochaeta nobilis var. Ilicis


FRB: diameter 280 µm;
Hair: 355 x 8.5 µm multiple septa;
Conidia: cylindrical 6.02-8.29 x 1.36-2.05 µm.


I have no literature on this fungus except Ellis and Ellis.
Can I ask two questions:


1) does anyone have more info on this species;
2) when making my preparation I saw a cloud of small, globose to ellipsoid "conidia" (see White arrows) emerging:
3,64-4.69 x 2.52-3.21 µm. Is there a relationship with this Pyrenochaeta?

Best regards


François Bartholomeeusen

  • message #40276
  • message #40276
  • message #40276
  • message #40276
  • message #40276
Stephen Wharton, 19-01-2016 20:19
Stephen Wharton
Re : Pyrenochaeta nobilis var. ilicis
Pyrenochaeta ilicis is described in Volume 1 of British Stem and Leaf Fungi by W.B. Grove. 
François Bartholomeeusen, 19-01-2016 21:42
Re : Pyrenochaeta nobilis var. ilicis
Hallo Stephen,

Thank you very much, but I can not find a digital version on internet.
I will have to continue my search!

Thanks again and good evening,

François
Guy Garcia, 20-01-2016 07:43
Re : Pyrenochaeta nobilis var. ilicis
François Bartholomeeusen, 20-01-2016 09:10
Re : Pyrenochaeta nobilis var. ilicis
I have printed page 151 and 152, thank you very much Guy,

Greetings,

François