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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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Rosellinia growing wood Alnus glutinosa
Francisco SÁNCHEZ, 31-12-2015 19:19
Francisco  SÃNCHEZThe ascomata, up to 1 mm in diameter, erumpent,
growing wood Alnus glutinosa, coated at first a whitish fibrous layer.

Ascas:(156.3) 165.5 - 212.5 (213.4) x (8.6) 9.3 - 10.8 (11.8) µm

Ascosporas with germinal groove  almost as long as the spore length:

(16) 16.9 - 18.6 (19.2) x (8.5) 8.7 - 10 (10.4) µm
Q = (1.6) 1.8 - 2 (2.2) ; N = 40
Me = 17.7 x 9.4 µm ; Qe = 1.9
  • message #39881
  • message #39881
  • message #39881
Jacques Fournier, 31-12-2015 23:10
Jacques Fournier
Re : Rosellinia growing wood Alnus glutinosa
Hola Francisco,
it looks like Nemania confluens, frequently confused with a Rosellinia.
Happy New Year!
Jacques
Francisco SÁNCHEZ, 31-12-2015 23:31
Francisco  SÃNCHEZ
Re : Rosellinia growing wood Alnus glutinosa
Muchas gracias Jacques. Feliz Año Nuevo.