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19-05-2026 10:27

Patrice TANCHAUD

Bonjour, récolte récente sur terre retournée i

18-05-2026 19:49

William Slosse William Slosse

Good evening all,recently I found a portion of a S

18-05-2026 12:43

Sylvie Le Goff

Bonjour à tousPuis je avoir votre aide sur ce que

18-05-2026 10:13

Lieve Deceuninck Lieve Deceuninck

Dear forum members,I identified this as the teleom

17-05-2026 22:09

éric ROMERO éric ROMERO

Bonjour tous, Je sollicite vos avis pour ce Molli

17-05-2026 19:05

Thomas Flammer

I have found this tiny 200 ym cup shaped apothecia

17-05-2026 16:41

Margot en Geert Vullings

We found this Lachnum on an old Rubus stem.Fruitbo

05-04-2026 22:46

Lothar Krieglsteiner Lothar Krieglsteiner

on wood of Ceratonia, Algarve, 3.4.2026.The color

15-05-2026 13:33

Sylvie Le Goff

Bonjour à tousJe serais très reconnaissante enve

16-03-2011 14:31

roman vargas alberto

Hi. I would like some opinion about this Peziza

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Yellow stalked apo
Marek Capoun, 18-09-2020 22:49
Marek CapounHello everybody,
I need help with the determination of a certain yellow stalked apo. These bright lemon-yellow fruit bodies were found on the humous (alluvial probably) calcareous soil under Carpinus betulus and Acer campestre, collected 29.8.2020, altitude cca 300 meters. Apothecia max. 6 mm on average, stem max. 10-11 mm high, outer side of the entire apo is scurfy.
Micro (fresh material): Excipulum of the cup is stratified, subhymenium not recognized, upper medull. excipulum with text. angularis - text. globulosa, and some cells seem to me a little elongated, intermed. medull. excipulum with text. intricata, lower medull. excipulum is the same as the upper one. Ectal excipulum with text. globulosa, smaller cells.
Asci IKI-. Paraphyses with lemon-yellow pigment, distinctly exceeding asci in hymenium. Ascospores ellipsoid, Me = 15.2 × 7.6 µm ; Qe = 2,0; N = 25; smooth, thick-walled (1.4 - 2.9 µm), no guttules.
Thanks for your help.
Marek
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Hans-Otto Baral, 18-09-2020 23:05
Hans-Otto Baral
Re : Yellow stalked apo
An immature Ascobolus presumably, though inamyloid asci might be a problem.
Marek Capoun, 18-09-2020 23:14
Marek Capoun
Re : Yellow stalked apo
Oh, I see! Thank you, I will examine it again.
Marek