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23-12-2024 18:18

Rot Bojan

Hello!I've been working with this small fungus for

23-12-2024 12:10

Bernard CLESSE Bernard CLESSE

Bonjour à toutes et tous,Pourriez-vous m'aider à

17-12-2024 12:33

Lothar Krieglsteiner Lothar Krieglsteiner

this fluffy anamorph was repeatedly found on decid

23-12-2024 14:37

Josep Torres Josep Torres

Hello.Some tiny globose black ascomata found on De

21-12-2024 12:45

Marc Detollenaere Marc Detollenaere

Dear Forum,On naked wood of Fagus, I found some ha

22-12-2024 21:42

Bometon Javier Bometon Javier

Habitat en el suelo, con presencia de Calluna mult

22-12-2024 10:19

Simon Gurtner Simon Gurtner

Hello,can anyone help me identify this small ascom

22-12-2024 10:53

Bernard CLESSE Bernard CLESSE

Pourriez-vous me confirmer ma détermination de ce

20-12-2024 17:32

Louis DENY

Bonsoir forumTrouvé à Belfort, 400 m altitude, s

22-12-2024 10:40

Castillo Joseba Castillo Joseba

me mandan elmaterial seco de Galicia,  recolectad

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Hyaline Dothideomycete with glassy hairs
Hans-Otto Baral, 31-07-2009 23:36
Hans-Otto BaralHi
Guy sent me images of an interesting pyreno with long helicoid spores. Grown on inner face of detaching, dry, little rotten Fagus bark still attached to a standing trunk 20-25 cm thick in perhaps 1-2 m above ground, closely associated with Tubeufia cerea.

Perithecia ca. 150 µm diam (incl. hairs)

Asci *85-100µm x 12-14µm , 8spored, IKI not tested.

Spores helicoidally twisted within the living ascus, ca. 48-55 x 2,5-2,8 µm, with 3-5 septa and rather large LBs

Hairs hyaline, very thick-walled (glassy) with fine lumen.

Zotto
  • message #8629
Hans-Otto Baral, 31-07-2009 23:39
Hans-Otto Baral
Re:Hyaline Dothideomycete with glassy hairs
Asci are rather thin-walled when alive...
  • message #8630
Hans-Otto Baral, 31-07-2009 23:39
Hans-Otto Baral
Re:Hyaline Dothideomycete with glassy hairs
... but strongly thickwalled when dead
  • message #8631