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13-01-2026 18:55

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Hello all, I am hoping someone will have some ins

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Phomopsis sp?
Garcia Susana, 30-01-2014 12:04
Hi all

I found these pycnidia growing on Hedera helix.
Since two types of conidia appear, I think it's Phomopsis , but I do not know if anyone is able to determine the species.

Alpha conida: 7-10 x 4.5-6um
Beta conidia: 16-23 x 2.5-3um


regards


Susana

  • message #27212
  • message #27212
Martin Bemmann, 30-01-2014 13:04
Martin Bemmann
Re : Phomopsis sp?
Hi Susana,

Groves 1935 has Phomopsis pulla on Hedera (description attached).

Regards
Martin
  • message #27214
Garcia Susana, 30-01-2014 13:28
Re : Phomopsis sp?
Thanks, Martin

But alpha conidia are wider.
Martin Bemmann, 30-01-2014 13:57
Martin Bemmann
Re : Phomopsis sp?
Furthermore Traverso describes long beaks of the pycinidia ("lunghi rostelli"), a feature not mentioned by Groves.