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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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Karstenia? Parakarstenia?
David Chapados, 17-01-2025 17:20
David Chapados
Hi,


Would it be possible to find the species of this specimen?


Found on an unknown incubated twig (not wood), Québec, Canada.


Spores multiseptate, 41,2-54,3 x 2,8-3,7um.


Tip of paraphyses IKI+.


  • message #81305
Hans-Otto Baral, 17-01-2025 21:43
Hans-Otto Baral
Re : Karstenia? Parakarstenia?
Following my folders, K. macer is such blackish and looks partly just like yours, while K. idaei is much more pale. Parakarstenia is without any projecting lobes.
Lothar Krieglsteiner, 17-01-2025 22:14
Lothar Krieglsteiner
Re : Karstenia? Parakarstenia?
the correct declination is Karstenia macra (Karstenia f)
Hans-Otto Baral, 18-01-2025 09:51
Hans-Otto Baral
Re : Karstenia? Parakarstenia?
you seem to be right Lothar, I never hear but I see it was also Phacidium macrum P. Karsten.
Lothar Krieglsteiner, 18-01-2025 10:13
Lothar Krieglsteiner
Re : Karstenia? Parakarstenia?
macer, macra, macrum
Hans-Otto Baral, 18-01-2025 10:18
Hans-Otto Baral
Re : Karstenia? Parakarstenia?
und offenbar gibt es das nicht als Hauptwort
David Chapados, 22-01-2025 17:24
David Chapados
Re : Karstenia? Parakarstenia?
Thank you!