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24-04-2023 23:39

Ismael Wind

This species was growing on oenothera. Spores are

25-04-2023 14:13

Rob van Kruining

Hello,I found this white Propolis in Norway on a b

25-04-2023 15:56

Juuso Äikäs

These little black pyrenos were growing yesterday

30-03-2013 21:25

François Valade François Valade

HelloA small yellow Bryoscyphus sp? on moss, Pleur

24-04-2023 21:33

Ismael Wind

This example was on oenothera. Spores are about 33

24-04-2023 19:26

Enrique Rubio Enrique Rubio

Hi my friendsI'd like to know your opinion on this

24-04-2023 16:54

Yves Antoinette

Bonjour, je pense avoir trouvé Tarzetta cupularis

24-01-2023 23:30

Josep Torres Josep Torres

Hola.Una Botryosphaeriaceae sobre la corteza de un

21-04-2023 17:13

Hardware Tony Hardware Tony

Wonder if anyone can help here with this species w

03-05-2021 18:44

David Malloch David Malloch

Hello everyone, I have been finding this fungus e

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Lopadostoma? Valsaria? Amphisphaeria….?
Ismael Wind, 24-04-2023 23:39
This species was growing on oenothera. Spores are brown and about 17,5-20 x 7,5. Is it an valsaria or amphisphaeria or Lopadostoma?
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Alain GARDIENNET, 26-04-2023 21:55
Alain GARDIENNET
Re : Lopadostoma? Valsaria? Amphisphaeria….?
I am answering you in a friendly way to help you get an answer: you have to give much more than photos and size of spores.
First of all, you have to describe the ascoma well. A vertical section is often important (look at attached example). It gives information on the ascoma, but also on details of its environment (stroma, involucrellum, ...).
The same applies to microscopy. With the spores alone, you can't say much. A tip for this one, try iodine for a possible reaction of the apical apparatus of the asci, as you must have noticed that this one is unitunicate.
Look at some of the posts for models, such as Enrique's recent one about a Helminthosphaeria on Ficus carica. Even if you don't have all of Enrique's experience, you should be able to tell more.
Alain

 

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Ismael Wind, 26-04-2023 23:28
Re : Lopadostoma? Valsaria? Amphisphaeria….?
Hi Alain you are ofcourse very correct. I want it too fast its my pitfall. I will think of that in future! This one Will remain uncertain, although i do believe it is Anthostomella tomicoides