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24-11-2024 09:05

Bernard Declercq Bernard Declercq

Dear all,Collected on 5 cm diam. corticated branch

23-11-2024 18:18

Marc Detollenaere Marc Detollenaere

Dear all,On a branch of a dead deciduous tree (Sal

06-08-2024 23:10

Ethan Crenson

Hi all, In NYC I found this mushroom engulfed by

23-11-2024 15:01

Lydia Koelmans

I decided to look at seriously tiny black fungal d

19-11-2024 00:36

Pérez del Amo Carlos Manuel Pérez del Amo Carlos Manuel

Hace unos días encontramos numerosos ejemplares d

21-11-2024 17:21

Malcolm  Greaves Malcolm Greaves

This Geoglossum was found in a wet meadow. 7 sept

04-11-2024 17:32

Yves Antoinette

Bonjour, je pense qu'il peut s'agir de Trichoderma

19-11-2024 15:51

Francois Guay Francois Guay

Hi everyone, I found this Antinoa-like species las

19-11-2024 14:48

Watt John

Scoring the characters on Mal's Tombio key actuall

12-11-2024 16:43

Ethan Crenson

Hello all, This weekend a friend found these dark

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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.