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25-06-2025 16:25

Cup fungus - Request for help
Thomas Flammer

My first impression was sth like Rutstromeia, but

24-06-2025 22:29

California Subalpine Snowmelt Fungi
Danny Newman Danny Newman

Hello AscoFrance, I have recently photographed, c

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Ascomycete on bat poop in cave
Warre Van Caenegem

I'm currently in Croatia doing fieldwork that is n

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Sulfur yellow tiny asco on hardwood
Francois Guay Francois Guay

Hi, I found this tiny sulfur yellow asco growing o

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Peziza acroornata - Literature request
DirkW DirkW

Dear friends,anyone out there with this paper?:DOU

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Cytospora spec./ Valsa spec.
Henk Remijn

Good day,In a burned forest near Hulst on the bord

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Calycina?
David Chapados David Chapados

Hi,Is this a Calycina? C. herbarum?Growing on an h

18-06-2025 19:24

Literature request
Bernard Declercq Bernard Declercq

Good evening,On Oenanthe aquatica we collected  a

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¿Hyaloscypha?
Josep Torres Josep Torres

Hello.A probable Hyaloscypha from last June 1st, s

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Cup fungus - Request for help
Thomas Flammer, 25-06-2025 16:25
My first impression was sth like Rutstromeia, but they have larger spores and are IKI+

Spores (size): 6.8 - 9.4 x 2.6 - 4.4 µm - Q: 1.55 - 3.34 (Ø LxB: 8.2 x 3.3 ØQ:2.6 N: 8)
Spores irregularly ellipsoid
Ascus: IKI-, biserriat
Growth on wooden detrius and wood

size max. 10mm

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  • message #83004
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  • message #83004
  • message #83004
Hans-Otto Baral, 25-06-2025 20:01
Hans-Otto Baral
Re : Cup fungus - Request for help
This would require living paraphyses. Were they multiguttulate (refractive VBs)? It could be Hymenoscyphus pani, which has inamyloid asci and inconspicuous contents of the paraphyses.

H. pani and H. peruni are related to H. repandus (in my menthae clade).