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04-11-2025 14:53

Josep Torres Josep Torres

Hello.Very small, globose, mucronate perithecia, b

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

28-10-2025 15:37

Carl Farmer

I'd be grateful for any suggestions for this strik

03-11-2025 16:30

Hans-Otto Baral Hans-Otto Baral

Hello I want to ask you if you have found this ye

01-11-2025 09:14

Francis Maggi

Bonjour,Trouvé sur Xanthoria parietina à Valdebl

28-10-2025 19:33

Nicolas Suberbielle Nicolas Suberbielle

Bonjour à tous,Je voudrais votre avis sur cette r

31-10-2025 09:19

Lothar Krieglsteiner Lothar Krieglsteiner

Can somebody provide me with a file of:Rogerson CT

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Daldinia cf. macrospora ?
Pavol Palo, 23-06-2014 21:33
Hello friends,

what do you thing about Daldinia cf. macrospora ? 


Regards


Pavol


 


p.s.


On death fallen tree (Fraxinus or Alnus incana)


Fruitbody: max. 25 x 25 x 30 mm


The perithecia 800-1000 x 300-450 µm


The asci not found


The ascospores (10)12-25(35) x 7-10(13) µm


The perispore dehiscent in 10 % KOH


In 10% KOH pigment not visible or very weakly  grey / green

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  • message #29977
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  • message #29977
  • message #29977
Jacques Fournier, 24-06-2014 08:45
Jacques Fournier
Re : Daldinia cf. macrospora ?
Hi Pavol,
such overmature stromata are hard to determine. The grey green pigments occur in species of the petriniae complex. The stromata are not typical for D. petriniae and rather suggest D. lloydii.
Do not take into account those huge ascospores, they originate from few-spored asci.
Try to find it again in good mature condition.
Cheers,
Jacques
Pavol Palo, 24-06-2014 21:17
Re : Daldinia cf. macrospora ?

Hi Jacques,


thank you very much. I will try to find it again :-)


Regards


Pavol