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21-11-2025 10:47

François Freléchoux François Freléchoux

Bonjour,Peut-être Mollisia palustris ?Trouvée su

21-11-2025 10:50

Mirek Gryc

Hello Please help me identify this little asco.It

21-11-2025 15:22

Vasileios Kaounas Vasileios Kaounas

Found in moss, forest with Pinus halepensis. Dime

21-11-2025 11:52

Jean-Luc Ranger

Bonjour à tous, on voit toujours 2 espèces areni

21-11-2025 10:56

Christopher Engelhardt Christopher Engelhardt

Very small (~0,5 mm) white ascos, found yesterday

29-06-2016 18:06

Elisabeth Stöckli

Bonjour,Trouvé sur branches mortes cortiquées de

14-11-2025 16:26

Marian Jagers Marian Jagers

Hello everyone, On dead wood of Cytisus scoparius

17-11-2025 21:46

Philippe PELLICIER

Bonjour,Récolté sur bois pourrissant de feuillu

20-11-2025 14:14

Mick Peerdeman

Found on the leaves of 'Juglans regia' in the Neth

20-11-2025 13:07

Mick Peerdeman

In January i found these black markings on the dea

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Calycina (white, sessile, aseptate) on Quercus
Viktorie Halasu, 12-05-2022 12:48
Viktorie HalasuHello,

last year (22.IX.) I've found this small reddening discomycete on recently cut xeric Quercus robur branch, in cracks of bark (soc. Orbilia aprilis). Is seems to be close to an indet. Calycina from Fruska Gora (18.VII.2016 on Fagus), but perhaps it is some other (already named) species? Paraphyses had many small VBs in upper part, soon coalescing to one long VBs. 

Viktorie
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Stip Helleman, 12-05-2022 20:52
Stip Helleman
Re : Calycina (white, sessile, aseptate) on Quercus
Hi Viktorie,

not really a good idea about this but macroscopically it resembles Phaeohelotium trabinellum which could be a Calycina.

cheers,

Stip
Lothar Krieglsteiner, 13-05-2022 09:11
Lothar Krieglsteiner
Re : Calycina (white, sessile, aseptate) on Quercus
trabinella(um) is now Leptodontidium and is no Calycina. The fungus here should be a Calycina. It is white and reddening as some Calycinas are, not trabinellum which is (light) colored from the beginning.
Hans-Otto Baral, 13-05-2022 20:32
Hans-Otto Baral
Re : Calycina (white, sessile, aseptate) on Quercus
Yes, L. trabinellum has yellowish-brownish apothecia and spores with two medium large LBs.

I also think of a Calycina, or perhaps Calycellina. A similarity is with C. leucella, except for the excipulum.
Viktorie Halasu, 17-05-2022 01:31
Viktorie Halasu
Re : Calycina (white, sessile, aseptate) on Quercus
Hello,

thank you for your help. I'll file it under indet. Pezizellaceae, with all those white Calycina and "Cistella-like VB+" collections. 

Viktorie