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Åge Oterhals

I found this pyrenomycetous fungi in pine forest o

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Hi All, I found this Octospora growing with liver

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Hi,Does anyone know what could this anamorph be?ht

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Bonsoir,Sur feuilles d'Osmunda regalis (Saulaie),

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Hello.A fungus growing on the surface of a trunk o

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Josep Torres Josep Torres

Hello.Small, blackish, mucronated surface grains s

28-06-2025 16:00

Josep Torres Josep Torres

Hello.A tiny fungus shaped like globose black grai

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Sclerotinia sclerotiorum and S. ficariae after the second
Mlcoch Patrik, 11-04-2017 17:38
Mlcoch PatrikGood day everyone on this web,
I have problem with determination my collection S. sclerotiorum. I haven't needed bibliography about this genus. I found several collections:
1. 21. 3. 2016, on the dead stems of plants, Thecium 3 - 4 mm diam., medulla 5x1 mm, sclerotium 1,5 - 2 mm large. Excipulum is composite of 22 - 27 x 16 - 22 um cells textura globulosa. Asci cylindric, 8-spore, 118 - 152 x 7,9 - 9,2 um, spores elipsoid, (8,7)9,2 - 13,8(15) x 4,5 - 7,5 um, Q = 2,1. Can by this collection S. sclerotiorum? 
  • message #48416
  • message #48416
Mlcoch Patrik, 11-04-2017 17:45
Mlcoch Patrik
Re : Sclerotinia sclerotiorum and S. ficariae after the second
Secound collection: 
8. 4. 2017, Apothecia as with previous, excipulum is composite of 16 - 23(27) x 14,5 - 20(23,5) um cells of textura globulosa, asci are cylindric, 170 - 175 x 11,5 - 12,3 um, spore elipsoide, hyaline, with 0 - 2 lipid guttulates,  (12)13 - 17(18,5) x (5,5)6,5 - 8 um, Q = 2,2.
  • message #48417
  • message #48417
  • message #48417
Viktorie Halasu, 11-04-2017 19:09
Viktorie Halasu
Re : Sclerotinia sclerotiorum and S. ficariae after the second
Hi Patrik,
if the sclerotia were embedded within a herb stem, another genus (e.g. Botryotinia) might be a better choice in my opinion. Did you browse Zotto's folder of Sclerotiniaceae? https://drive.google.com/drive/folders/0B5SeyOEkxxZhNFRCWHBfY3h2SW8 
Tori
Mlcoch Patrik, 12-04-2017 18:32
Mlcoch Patrik
Re : Sclerotinia sclerotiorum and S. ficariae after the second
Thank you, but I have this Zotto's folder. 
 if the sclerotia were embedded within a herb stem, this weren´t evident. Good type is for example Botryotinia ficariae, however something morphology characteristic looking to the genus Sclerotinia - Sclerotinia sclerotiorum (for example https://drive.google.com/drive/folders/0B5SeyOEkxxZhZzZQRUY0ZW4xY1U .
Mlcoch Patrik, 12-04-2017 18:47
Mlcoch Patrik
Re : Sclerotinia sclerotiorum and S. ficariae after the second
PS: You will notice, that in Zotto's folder are separated taxa S. sclerotiorum and S. ficariae. S. ficariae is determinated as 'Sclerotinia binucleospora on Ficaria' and also in somewhere literature and web, so that S. ficariae isn´t synonymy of S. sclerotiorum.
Viktorie Halasu, 12-04-2017 18:55
Viktorie Halasu
Re : Sclerotinia sclerotiorum and S. ficariae after the second
Yes, I never said they were (synonymous). And usually I avoid using the name S. ficariae at all. I guess I better stay with operculates which I understand a little bit better. :-)
V.
Mlcoch Patrik, 12-04-2017 21:09
Mlcoch Patrik
Re : Sclerotinia sclerotiorum and S. ficariae after the second
Yes, I was only point out on the webs, for example nahuby.sk or ohoubach.cz, where they have badly. I will must it write them. I haven't enough material yet.