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04-11-2025 12:43

Edvin Johannesen Edvin Johannesen

Hi! One more found on old Populus tremula log in O

04-11-2025 09:07

Josep Torres Josep Torres

Hello.A suspected Hymenoscyphus sprouting on a thi

04-11-2025 14:53

Josep Torres Josep Torres

Hello.Very small, globose, mucronate perithecia, b

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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Psilachnum? on Polytrichum
Marja Pennanen, 10-08-2010 19:02
Hello,
for a while I've been wondering this tiny white hairy thing
It is 0,1-0,5 mm wide, pseudostipate, darker at the stipe base and the photos are - well you can see:
  • message #12515
Marja Pennanen, 10-08-2010 19:04
Re:Psilachnum? on Polytrichum
The spores are 6-8x2-3 and carry some droplets:
  • message #12516
Marja Pennanen, 10-08-2010 19:10
Re:Psilachnum? on Polytrichum
The hairs are almoust cylindric, hyaline, 25-40 (-60)x2-3 with couple septas.
The asci are 37-53x4-5, IKI+ and paraphyses can be a little lanceolate or not.
They are 1-2 micrometers wide and with droplets:
  • message #12517
Hans-Otto Baral, 10-08-2010 20:23
Hans-Otto Baral
Re:Psilachnum? on Polytrichum
This is clearly Dasyscypha polytrichi Velen., a species confined to Polytrichum, and difficult to place. Perhaps near Bryoscyphus or Muscicola or Cyathicula.
Zotto
Marja Pennanen, 10-08-2010 22:51
Re:Psilachnum? on Polytrichum
Thanks once again.
For you clearly Dasyscypha polytrichi .
For me possibly some Psilachnum :)
Maybe I learned something today :) ( and maybe that was something out of the scope of fungi :) )

Marja