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16-02-2026 18:34

Thierry Blondelle Thierry Blondelle

Bonjour,La micro de cet anamorphe de Hercospora su

08-12-2025 17:37

Lothar Krieglsteiner Lothar Krieglsteiner

20.6.25, on branch of Abies infected and thickened

16-02-2026 17:14

Joanne Taylor

Last week we published the following paper where w

16-02-2026 17:13

Joanne Taylor

Last week we published the following paper where w

16-02-2026 16:53

Isabelle Charissou

Bonjour, quelqu'un pourrait-il me transmettre un

16-02-2026 00:05

Maren Kamke Maren Kamke

Good evening, I am looking for the following pape

16-02-2026 11:53

Joeri Belis

between leaf litter on twig in young salix growth.

14-02-2026 22:45

Tomaz Vucko Tomaz Vucko

Hy!I would ask for some help determing this specie

13-02-2026 03:30

Tomaz Vucko Tomaz Vucko

Hello! I found these immersed perithecia on a stic

15-02-2026 20:28

éric ROMERO éric ROMERO

Bonjour tous, Un Mollisia qui me pose problème..

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Mollisia 050425 on Cistus ladanifer
Miguel Ángel Ribes, 09-04-2025 19:37
Miguel Ãngel RibesGood afternoon

This 1-2 mm Mollisia was growing on Cistus ladanifer wood and I can't find any that look like it.

Ectal excipulum brown with textura prismatica to angularis, with claviform terminal cells. Medullary excipulum hyaline with textura prismatica to intricata.

Asci octosporic, biseriate, with croziers, IKI+. Spores cylindrical-fusiform, usually asymmetric, with one side flatter and the other more convex, up to 3 septa, even inside the asci, with 1 large LB in each cell, at least in the 2 central cells. Paraphyses cylindrical, somewhat thickened at apex, with a large VB occupying the entire terminal cell, KOH+ intense yellow, with brown epithecium.


Asci: (76) 83.9 - 106.5 (111.9) × (10.3) 11.6 - 13.3 (13.9) µm, Me = 95.5 × 12.3 µm


Spores: (20.3) 21.8 - 24.9 (28.6) × (4.1) 4.6 - 5.2 (5.6) µm, Q = (3.9) 4.4 - 5.3 (6) ; N = 66; Me = 23.6 × 4.9 µm ; Qe = 4.8


I can find no Mollisia, Pyrenopeziza, Belonidium or similar with these spores. The closest spores I can find are those of M. ventosa. The spores of M. pilosa also have 3 septa, but they are larger and the asci are rr. I have also seen a picture of M. minutella with similar spores, but not the same.


Thanks for your help.


Miguel Á. Ribes

  • message #82187
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  • message #82187
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  • message #82187
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  • message #82187
  • message #82187
  • message #82187
Miguel Ángel Ribes, 10-04-2025 21:27
Miguel Ãngel Ribes
Re : Mollisia 050425 on Cistus ladanifer
None orientation?

Thanks
Hans-Otto Baral, 15-04-2025 17:28
Hans-Otto Baral
Re : Mollisia 050425 on Cistus ladanifer
Sorry, no idea. I checked my Patellariopsis-folder (in Mollisiaceae) but there is no match, no species KOH-yellow, none with 3-septate spores with large LBs.
Miguel Ángel Ribes, 16-04-2025 07:28
Miguel Ãngel Ribes
Re : Mollisia 050425 on Cistus ladanifer
Thanks Zotto

Very kind. 

Best wishes.