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03-04-2025 15:33

Tomaz Vucko Tomaz Vucko

Hello! I found an interesting dothideomycete in a

03-04-2025 12:44

Castillo Joseba Castillo Joseba

Me mandan en matgerial seco de Galicia (España),Â

03-04-2025 21:31

Francois Guay Francois Guay

Hi, I found this interesting ascomycete on incuba

03-04-2025 18:26

Lennert Gees

Hello there!I found this species on dung of an unk

03-04-2025 16:45

Castillo Joseba Castillo Joseba

Me mandan el material seco de Galicia (España), 

01-04-2025 23:18

Yanick BOULANGER

BonsoirRécolté par un ami sur dans un tas de bra

29-03-2025 09:08

Martine  Vandeplanque Martine Vandeplanque

Bonjour.J’ai essayé d’étudier un Daldinia.Qu

30-03-2025 10:24

Gonzalez Garcia Marta

Good morning, I would like to know the opinion of

01-04-2025 10:35

Yanick BOULANGER

BonjourSur bois très pourriApothécie 0,2 - 0,5 m

31-03-2025 17:01

akcay mustafa emre

Hello everyone, My name is Mustafa Emre Akçay, a

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Rutstroemia henningsiana?
Marc Detollenaere, 22-09-2023 18:10
Marc DetollenaereDear Forum,

On black remains, probably stromatized tissue, of Juncus effusus, I found some long-stalked apothecia of 5-6mm long.The ectal excipulum consisted of Text prismatica, asci had an amyloid ring, no croziers were found.Spores were hyaline, fusiform and measured 17-18x4µ and contained several large guttules (OCI 4-5).Paraphyses were cylindrical.No sclerotia were found.
Could this be R henningsiana?
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Nihad Omerovic, 22-09-2023 21:35
Re : Rutstroemia henningsiana?
Macro, spores, paraphyses content don't look like in R. henningsiana; more like Hymenoscyphus.
Hans-Otto Baral, 23-09-2023 08:45
Hans-Otto Baral
Re : Rutstroemia henningsiana?
Yes, and it looks like Hymenoscyphus macroguttatus. That species must have croziers.
Lothar Krieglsteiner, 23-09-2023 09:19
Lothar Krieglsteiner
Re : Rutstroemia henningsiana?
... and by the way: the substrate is not Juncus but a dicotylous plant.
Yours, Lothar
Marc Detollenaere, 23-09-2023 10:44
Marc Detollenaere
Re : Rutstroemia henningsiana?
You are right Hans-Otto,

There are croziers but they are very hard to find
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Hans-Otto Baral, 23-09-2023 10:47
Hans-Otto Baral
Re : Rutstroemia henningsiana?
Yes!
Marc Detollenaere, 23-09-2023 10:47
Marc Detollenaere
Re : Rutstroemia henningsiana?
Lothar,

I found it in a field full of Juncus effusus but indeed, the onset of side branches does not fit with Juncus.It has to be be a dicotyle.