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Hello, Found by Laurens van der Linde, Oct. 2025.

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Hi, I found numerous seeds of Washingtonia robusta

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Bonsoir à toutes et tous,Il y a un peu plus de de

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Hello.I'm searching for the following article:Bene

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Thomas Læssøehttps://svampe.databasen.org/observations/10534623

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These tiny (0.2-0.6 mm), white, pulvinate apotheci

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Hello, Found by Laurens van der Linde on Populus

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Louis DENYBonjour forumSur tronc décortiqué de feuillu x,
Cistella sur Pteridium aquilinum
Bernard CLESSE,
10-11-2023 22:37

Merci d'avance !
Bernard
Hans-Otto Baral,
11-11-2023 09:34

Re : Cistella sur Pteridium aquilinum
I imagine this is Cistella pteridialis but it is not very different from C. grevillei, which has very similar hairs and spores.
Bernard CLESSE,
11-11-2023 10:36

Re : Cistella sur Pteridium aquilinum
Thank you very much, Zotto !
Bernard
Bernard
Michel Hairaud,
11-11-2023 10:59

Re : Cistella sur Pteridium aquilinum
Bonjour Bernard et Zotto,
From Bernard's images and data, I am not sure to see distinctive characters with C. grevillei ( which seems a complex and found on many sorts of plants) but for the substrate of course.
Is C. pteridialis a now published combination or still a provisional one for Dasyscyphus pteridialis ?
Thanks to you both
AmitiésMichel
From Bernard's images and data, I am not sure to see distinctive characters with C. grevillei ( which seems a complex and found on many sorts of plants) but for the substrate of course.
Is C. pteridialis a now published combination or still a provisional one for Dasyscyphus pteridialis ?
Thanks to you both
AmitiésMichel
Hans-Otto Baral,
11-11-2023 19:01

Re : Cistella sur Pteridium aquilinum
You are right, that combination does not exist. That group requires a genetic study. C. grevillei often reacts IKI-bluish in the medulla or ectal, but not always.