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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

23-12-2025 08:27

Josep Torres Josep Torres

Hello.Small, yellowish ascomata, with very short a

21-12-2025 09:32

Josep Torres Josep Torres

Hello.A tiny ascomycete found embedded in wood in

21-12-2025 21:32

Pol Debaenst

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

22-12-2025 23:38

Patrice TANCHAUD

Bonsoir, récolte sur un mur en pierre, apothéci

21-12-2025 12:34

Castillo Joseba Castillo Joseba

me mandan el material seco de Galicia (España) 

22-12-2025 00:47

Patrice TANCHAUD

Bonsoir, récolte à proximité du milieu dunaire

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Isabelle Charissou

Bonjour, j'aimerais connaitre les références de

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Patrice TANCHAUD

Bonsoir, récolte sur sol sablonneux dans l'arriÃ

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Mollisia aff benesuada on leaf
Viktorie Halasu, 11-07-2024 10:57
Viktorie HalasuHello, 

I have here a Mollisia on a leaf (possibly Quercus rubra) laying on a grassland. Alas, no macrophoto. M. benesuada seems close, but it had a fleeting KOH+ reaction. 
Spores *(6.7)7.4-9.1(9.7) × (1.6)1.8-2.1(2.2) um, X = 8.3 × 1.9 um, Q = 3.8-4.4-4.9. 
Marginal cells short. 
Is there any name for this find?

Thank you in advance.
Viktorie 
ID 20240627-2

  • message #79693
  • message #79693
  • message #79693
  • message #79693
  • message #79693
  • message #79693
  • message #79693
Ingo Wagner, 12-07-2024 06:35
Ingo Wagner
Re : Mollisia aff benesuada on leaf
Hi Viktorie!

You can compare with Mollisia nervicola.

Greetings
Ingo
Viktorie Halasu, 12-07-2024 07:39
Viktorie Halasu
Re : Mollisia aff benesuada on leaf
Hi Ingo, 

thank you, your collections of M. nervicola are indeed very similar to mine. I originally excluded this hypothesis,  because Zotto's folder also includes colls. with much darker apothecia ("cf" on your website) having brown excipulum cells up to the margin + longer, sometimes also dark, marginal cells. Does it grow only on Quercus leaves? My coll. was on rather strangely developed leaf, assymetrical, short, but it seemed like a Quercus. Perhaps actually Q. robur, I remember it had only short petiole. 

Viktorie
Hans-Otto Baral, 12-07-2024 07:50
Hans-Otto Baral
Re : Mollisia aff benesuada on leaf
I see that so far Quercus spp. and Castanea are the only hosts so far. The species seems variable and I am still unsure if muelleri-argviensis with 1-septate spores is the same.