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28-12-2025 12:08

Margot en Geert Vullings

This possible Karstenia was found on the bark of d

24-12-2025 18:12

Ethan Crenson

Hello all, A friend found this Orbilia growing on

21-12-2025 21:32

Pol Debaenst

Hello, Garden, Burgweg 19, Veurne, BelgiumOn 10/1

26-12-2025 21:19

Arnold Büschlen

Pithyella chalaudii Priou. Ist als Bryoparasit in

21-12-2025 09:32

Josep Torres Josep Torres

Hello.A tiny ascomycete found embedded in wood in

18-12-2025 21:17

Pol Debaenst

The identification took me to Byssonectria deformi

21-12-2025 12:34

Castillo Joseba Castillo Joseba

me mandan el material seco de Galicia (España) 

24-12-2025 17:08

Hulda Caroline Holte

Hello, I have found this propoloid ascomycete on

23-12-2025 11:27

Louis DENY

bonjour forum,sur débris de bois de feuillu (acer

20-12-2025 10:49

Mirek Gryc

Hi. „I doubt it is possible to identify this ti

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Rutstroemia sp.
Pavol Palo, 13-02-2015 15:33

Hello, dear friends.
Thank you in advance for your assistance, or some idea

I found this one on part of cone Abies alba at the end of september.
Apothecia with short stipe : diam. 1-2 mm
Spores : 8-20 x 4-5 µm
Ascii:85-110 x 7-10 µm
Paraphyses: diam. 2-3 µm

Palo
  • message #33803
  • message #33803
Hans-Otto Baral, 13-02-2015 16:22
Hans-Otto Baral
Re : Rutstroemia sp.
Hello

I assume you mean 18-20 µm 

I suppose this is Hymenoscyphus epiphyllus. You can test iodine for the ascus apex which is certainly not sclerotiniaceous.
Pavol Palo, 13-02-2015 16:45
Re : Rutstroemia sp.
Hi Zotto
Thank you, but the substrate surprised me
Palo
Hans-Otto Baral, 13-02-2015 16:48
Hans-Otto Baral
Re : Rutstroemia sp.
H. epiphyllus is plurivorous on everyting, not only leaves, also wood and cones.