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19-11-2011 17:37

Jac Gelderblom

Chers amisJ'ai trouvé, immergé dans  une tige d

18-11-2011 16:58

Michel RIMBAUD

Bonjour,J'ai récolté ce champignon qui poussait

11-11-2011 16:13

Yatsiuk Iryna Yatsiuk Iryna

Good evening! There is one more finding, from dea

10-11-2011 18:29

Yatsiuk Iryna Yatsiuk Iryna

Dear friends, There is one more tiny discomycete

15-11-2011 16:53

Luc Bailly Luc Bailly

La dernière pour aujourd'hui.A la face inférieur

15-11-2011 16:46

Luc Bailly Luc Bailly

Encore deux récoltes de coelomycètes avant de pa

15-11-2011 12:40

Luc Bailly Luc Bailly

Bonjour à tous,20.10.11. Sur tige morte de Chaero

14-11-2011 16:40

Luc Bailly Luc Bailly

Bonjour à tous,A la fin de la saison, le temps es

14-11-2011 17:36

Luc Bailly Luc Bailly

Le dernier pour aujourd'hui.Acervules brun datte c

14-11-2011 16:49

Luc Bailly Luc Bailly

Sur feuilles de Carpinus betulus, pycnides brun fo

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Black asco on Rhododendron
Malcolm Greaves, 16-04-2019 15:10
Malcolm  GreavesHello

Can someone help with this found on a dead/dying Rhododendron bud. 
They were clustered on the surface (1.5mm across) and although I could find no asci the spores were 3 septate and 27 x 3.5. the whole apothecia was blued by meltzers.
Thanks

Mal
  • message #57319
  • message #57319
  • message #57319
Jason Karakehian, 16-04-2019 22:01
Jason Karakehian
Re : Black asco on Rhododendron
Strossmayeria?
Nick Aplin, 18-04-2019 00:23
Re : Black asco on Rhododendron
Hi Mal,

Perhaps, considering the blue tones and the fusarium-like spore, you have a Gibberella species?

Cheers,
Nick
Malcolm Greaves, 18-04-2019 11:28
Malcolm  Greaves
Re : Black asco on Rhododendron
Thanks for the replies. Searching for information on the suggested species (Strossmayeria and Gibberella) the latter looks most likely but as the key seems to need the anomorph information I think it will stay as Gibberella sp (possibly G zeae).

Mal