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05-03-2026 10:07

Hulda Caroline Holte

Hello, I found and collected this species growing

07-03-2026 13:06

éric ROMERO éric ROMERO

Bonjour tous, Sur cône d'épicea fortement imbu,

23-12-2025 08:27

Josep Torres Josep Torres

Hello.Small, yellowish ascomata, with very short a

28-02-2026 11:05

Yanick BOULANGER

Bonjour à tousLe 24/02/2026 à Montmacq, devant m

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Thierry Blondelle Thierry Blondelle

Bonjour à tous,Sur 3 récoltes supposées de H. l

07-03-2026 22:22

Josep Torres Josep Torres

Hello.Some very tiny conidiomes collected in the D

06-03-2026 17:51

William Slosse William Slosse

Good evening all,On March 4, 2026, I found the fol

05-03-2026 16:30

François Bartholomeeusen

Dear forum members, On the 2nd of February 2026,

06-03-2026 09:41

Alain GARDIENNET Alain GARDIENNET

Hi forum, I'm now looking for another reference c

05-03-2026 19:29

William Slosse William Slosse

Good evening everyone,On March 4, 2026, I found th

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Daldinia cf. fissa ?
Pavol Palo, 20-06-2014 00:17
Hello friends,

what do you thing about Daldinia cf. fissa ?


Regards


Pavol


 


p.s. 


On death standing tree (Alnus glutinosa)


Fruitbody:  max. 50 x 40 x 40 mm


The white line on cut max. diam 1 mm


The perithecia  800-1000 x 300-400 µm


The asci are 8 spores 150-250 x 9 µm


The apical ring 3-4 x 0,5-1 µm ( in Melzer = blue )


The ascospores (12)14-15(16) x 6-7 µm


In 10% KOH pigment is purple / violaceous


 

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Joey JTan, 20-06-2014 01:57
Re : Daldinia cf. fissa ?
I believe D. fissa was recently synonymized with D. vernicosa.  Take a look at the key in the recent Daldinia monograph (2014):

A polyphasic taxonomy of Daldinia (Xylariaceae)
http://www.studiesinmycology.org/content/77/1/1.full
Jacques Fournier, 20-06-2014 08:45
Jacques Fournier
Re : Daldinia cf. fissa ?
Hi Pavol,
this is most likely D. petriniae, at least a member of the complex of closely related species. I was not aware it occured as early as mid June at ascigerous state.
D. vernicosa has a gelatinous interior that turns hollow and differently shaped and darker ascospores.
Cheers,
Jacques
Pavol Palo, 20-06-2014 23:29
Re : Daldinia cf. fissa ?

Thank you very much 


Pavol