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10-09-2013 14:10

Garcia Susana

Hi all: I've found this ascomycete Ascomata erum

10-09-2013 12:38

Alain BRISSARD

Bonjour à tousPourcette Scutellinie, je fais enco

09-09-2013 23:27

Martin Bemmann Martin Bemmann

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Chris Johnson

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04-09-2013 21:18

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10-09-2013 00:28

Esquivel-Rios Eduardo

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Milanka Tanaskovic

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07-09-2013 17:33

GARCÍA BLANCO AURELIO

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07-09-2013 21:20

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07-09-2013 20:17

Rubén Martínez-Gil Rubén Martínez-Gil

Hola a todos.Pongo unas fotos de un asco que enco

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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