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08-11-2025 09:15

Michel Hairaud Michel Hairaud

Bonjour, Pouvez vous m'aider à identifier ce Mol

04-11-2025 14:53

Josep Torres Josep Torres

Hello.Very small, globose, mucronate perithecia, b

08-11-2025 12:10

Elisabeth Stöckli

Bonjour, Trouvé sur tiges mortes de Rubus (ronce

08-11-2025 00:29

Francois Guay Francois Guay

I found this species in Quebec, Canada, on herbace

06-11-2025 16:50

Rot Bojan

Hello! Yesterday I found a fungus on or near a nee

05-11-2025 11:33

Pierre Repellin

Bonjpur,J'ai trouvé, sur une hampe florale d'Alli

04-11-2025 09:07

Josep Torres Josep Torres

Hello.A suspected Hymenoscyphus sprouting on a thi

04-11-2025 12:43

Edvin Johannesen Edvin Johannesen

Hi! One more found on old Populus tremula log in O

03-11-2025 21:34

Edvin Johannesen Edvin Johannesen

These tiny (0.4-0.5 mm diam.), whitish, short-stip

03-11-2025 19:41

David Chapados David Chapados

Hi,Does anyone knows which genus could this be? G

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can Actinoscypha muelleri be confirmed?
Lothar Krieglsteiner, 04-06-2024 17:29
Lothar Krieglsteinerfound yesterday on Carex flacca, Schwäbische Alb, Southern Germany. The spores are about (20)-22-27 (28)/5-6 (6,5) µm large and full of small guttules, and they are mostly one-celled, but some older and dead spores could be observed three-septate. The asci are iodine-positive (euamyloid, blue) and with a porus of Calycina-type, and with croziers at the base. The excipulum is of textura angularis (ca.), the marginal and lateral hairs as well as the paraphyses contain yellow vacuolar bodies.
I first thought of a Calycellina, but in Ellis & Ellis I found Actinoscypha fitting quite well. In a contribution in ascofrance I read that Pseudonaevia caricina is likely a synonym.
Who can confirm my suggestrion?
Yours, Lothar
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Hans-Otto Baral, 04-06-2024 18:17
Hans-Otto Baral
Re : can Actinoscypha muelleri be confirmed?
Great collection! W. Beyer made a drawing of a fresh find with yellow VBs in hooked paraphses, just as in yours. I have the species in my folders Pezizellaceae, Micropeziza, caricina. Maybe wrongly so, who knows. Yes, Pseudonaevia caricina coud be the same (but would be a younger synonym).
Lothar Krieglsteiner, 04-06-2024 18:19
Lothar Krieglsteiner
Re : can Actinoscypha muelleri be confirmed?
Hello Zotto,
thank you very much for confirmation and comments!
Best regards, Lothar