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05-04-2013 11:25

Peter Thompson

Hello Everyone,I have been sent a sample consistin

03-04-2013 18:41

Michel RIMBAUD

Bonjour,Nous avons trouvé, sur feuilles de Quercu

05-04-2013 10:34

Joop van der Lee Joop van der Lee

Found on dear dung. First a circular fruitbody wi

05-04-2013 09:46

Gilles Corriol Gilles Corriol

Bonjour,Voici une récolte toute récente d'un Cib

04-04-2013 00:40

Uwe Lindemann Uwe Lindemann

Hello,I found recently a little operculate discomy

03-04-2013 23:34

Bometon Javier Bometon Javier

Ascomas muy pequeños, de color amarillio verdoso

03-04-2013 16:16

Jean Pierre Dechaume Jean Pierre Dechaume

J'en appelle à René...Très petit, invisible à

03-04-2013 01:17

Malcolm  Greaves Malcolm Greaves

Can someone help with this Scutellinia.Found on ro

02-04-2013 14:48

Enrique Rubio Enrique Rubio

Hi to allHave you any idea about these substipitat

31-03-2013 22:04

Salvador Tello

Hola a todos.Este hongo crecía en una ramita viva

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Orange Discs on Araucaria araucana
Peter Thompson, 05-04-2013 11:25
Hello Everyone,

I have been sent a sample consisting of slightly sunken orange discs on Araucaria araucana (monkey puzzle tree). It was collected because it was thought to be a Stictis.

The microscopy revealed long, multiply branched conidiophores and 3- 5-septate conidia.

A photograph of the (unfortunately) dried discs and a sketch of the microscopy are attached.

I wonder if anyone has also collected this brightly coloured fungus only to find that it was immature? If so, have you any idea as to the identity of it?

Thank you,
Peter Thompson.
  • message #22832
  • message #22832
Hans-Otto Baral, 05-04-2013 12:40
Hans-Otto Baral
Re : Orange Discs on Araucaria araucana
Perhaps a Fusarium?

Zotto
Peter Thompson, 05-04-2013 15:19
Re : Orange Discs on Araucaria araucana
Hello Zotto,

Thanks for your reply.

Fusarium was a genus which I was considering for this. I think that many are the conidial states of species from the Hypocreales and that they often need culture preparation to determine their identities.

Best wishes,
Peter.