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30-08-2024 20:06

Dirk Gerstner

Mollisia on Typha_angustifolia I found the follow

30-08-2024 19:48

Andgelo Mombert Andgelo Mombert

Bonsoir, J'aimerais avoir votre avis sur ce Cordy

28-08-2024 18:26

Peter Welt Peter Welt

BARRON GL, CAIN RF, GILMAN JC (1961): A revision o

27-08-2024 19:03

B Shelbourne B Shelbourne

I found some Hymenoscyphus-like apothecia on cupul

27-08-2024 17:12

Zuzana Sochorová (Egertová) Zuzana Sochorová (Egertová)

Hello,I would like to consult this little Peziza,

26-08-2024 16:30

Zuzana Sochorová (Egertová) Zuzana Sochorová (Egertová)

Hello,yesterday I collected this Phaeohelotium on

24-08-2024 22:11

Thierry Blondelle Thierry Blondelle

Bonjour,Récolté au milieu d'un ruisseau. Est-il

22-08-2024 17:10

Zuzana Sochorová (Egertová) Zuzana Sochorová (Egertová)

Hello,I have this collection of Ciboria gallincola

22-08-2024 17:59

Edvin Johannesen Edvin Johannesen

Hi!I just wonder if Peziza badia can exude plenty

20-08-2024 23:32

Alden Dirks

Any ideas on what this Leotiomycetes growing on Ph

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Cup on birch leaf
Guy Buddy, 29-05-2021 21:43
Hello, This fungus was growing on Betula leaves in a swampy area with rhododendron, thuga, viburnum, betula, alnus, symplocarpus, tussilago, and ferns etc. No crosiers, paraphyses filiform and slender. IKI - although it looks like a slight reaction from photos. No hairs or crystals observed. Spores mostly ellipsoid, measure ~ 6 x 4.5 um. Cranberry wilderness West Virginia USA, ~800 meters elevation. Any help appreciated, even if just a genus Devin
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Guy Buddy, 29-05-2021 21:47
Re : Cup on birch leaf
More pics
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Hans-Otto Baral, 30-05-2021 11:13
Hans-Otto Baral
Re : Cup on birch leaf
Well documented, but you don't have a pic of the spores under oil, and the paraphyses, in water?

It looks to me sclerotiniaceous, but it has no stipe! - No idea
Marek Capoun, 31-05-2021 19:44
Marek Capoun
Re : Cup on birch leaf
What about the first picture in the second batch, isn't it possible to see  crozier(s) there?
Lothar Krieglsteiner, 31-05-2021 20:26
Lothar Krieglsteiner
Re : Cup on birch leaf
Hello Guy, Zotto and Marek,
I am not sure at all - but what if the leaf would be not Betula but Alnus, and the stalks are present but short. Then it could perhaps be Ciboria conformata. Or maybe C.c. could also rarely grow on Betula?
If I make a big mistake amd miss something relevant you may fforgive me ...
Best, Lothar
Hans-Otto Baral, 31-05-2021 21:23
Hans-Otto Baral
Re : Cup on birch leaf
Hi Lothar, I think Alnus is a possibility, yes. But the croziers are in fact very clear, and C. conformata hasn't. The section and also the second photo clearly show that there is no stipe.
Viktorie Halasu, 01-06-2021 12:54
Viktorie Halasu
Re : Cup on birch leaf
Hello, 
could it be a Moellerodiscus? I don't know where exactly is the border between Ciboria and Moellerodiscus. 
Viktorie 

Hans-Otto Baral, 01-06-2021 17:06
Hans-Otto Baral
Re : Cup on birch leaf
I can't exclude that but I only know stipitate members of that genus.

The weak IKI reaction of the ascus tip would plead for that.