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16-01-2026 00:45

Ethan Crenson

Hi all, On decorticated hardwood from a New York

10-01-2026 20:00

Tom Schrier

Hi all,We found picnidia on Protoparmeliopsis mur

13-01-2026 07:28

Danny Newman Danny Newman

Chlorociboria glauca on indet. decorticate logThe

08-12-2025 17:37

Lothar Krieglsteiner Lothar Krieglsteiner

20.6.25, on branch of Abies infected and thickened

15-01-2026 15:55

Lothar Krieglsteiner Lothar Krieglsteiner

this one is especially interesting for me because

15-01-2026 10:35

Johan Boonefaes Johan Boonefaes

Last week I found this fungus, possibly a hyphomyc

13-01-2026 08:43

Danny Newman Danny Newman

Tricladium varicosporioides on indet. decorticate

07-01-2026 22:22

Danny Newman Danny Newman

Tatraea sp. on indet. hardwood The Swag, Great Sm

13-01-2026 09:10

Danny Newman Danny Newman

Dasyscyphella chrysotexta on indet. decorticate ha

13-01-2026 10:13

Danny Newman Danny Newman

Cordieritidaceae sp. on indet. wood w/ Hypoxylon s

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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