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21-04-2026 13:36

Gernot Friebes

Hi,I am out of ideas for this one. I collected Sal

21-04-2026 13:19

Gernot Friebes

Hi,this Lophodermium on Typha has ascospores measu

21-04-2026 13:05

Gernot Friebes

Hi,this hyphomycete feels familiar but I was not a

20-04-2026 22:00

Malcolm  Greaves Malcolm Greaves

These pale yellow, hairy ascos were growing on cul

19-04-2026 21:23

Steve Clements

Bonjour, I found this anamorphic fungus on old pl

19-04-2026 20:46

Steve Clements

1 mm diameter approx spherical conidiophores on pl

12-04-2026 17:56

Hardware Tony Hardware Tony

Found on dead stems in February earlier this year

17-04-2026 19:16

Enrique Rubio Enrique Rubio

Hi to everybodyI would appreciate any assistance r

14-04-2026 05:32

Ethan Crenson

Hi all, A few weeks back a friend pointed out som

17-04-2026 15:14

Bruno Coué Bruno Coué

Bonjour.Récoltes du 16/04/2026, sur feuilles mort

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Rutstroemia ??
Jean-Louis CONSTANT, 08-11-2022 17:00
Bonjour à tous, 

Sur Alnus (?)
Inoperculé
Amyloïdie du sommet des asques
Asques 180X12µm - sans crochet
Spores 17X7µm - Lisses - elliptiques - 2 guttules
Paraphyses filiformes

Merci pour votre aide

JLC/FC
  • message #74274
Hans-Otto Baral, 08-11-2022 17:17
Hans-Otto Baral
Re : Rutstroemia ??
Yes, surely. The microphotos are much too small, I only recognize the genus. Does the host have a name?
Jean-Louis CONSTANT, 08-11-2022 18:35
Re : Rutstroemia ??
Alnus certainement
Hans-Otto Baral, 08-11-2022 21:25
Hans-Otto Baral
Re : Rutstroemia ??
R. alni I guess. Spores would fit. But Asci should have croziers.
Jean-Louis CONSTANT, 08-11-2022 22:54
Re : Rutstroemia ??
Merci
Bonne soirée