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12-04-2026 17:56

Hardware Tony Hardware Tony

Found on dead stems in February earlier this year

12-04-2026 15:52

Gernot Friebes

Hi,I'm looking for help with this anamorph collect

12-04-2026 12:22

William Slosse William Slosse

In a dune grassland in Oostduinkerke (Belgium), on

11-04-2026 15:45

Zuzana Sochorová (Egertová) Zuzana Sochorová (Egertová)

Please, could anyone send me this paper?Moyne G.,

11-04-2026 13:34

Artem Ptukha

Hello, I am seeking assistance with the identific

11-04-2026 10:42

Castillo Joseba Castillo Joseba

Me mandan el material de Galicia, España, recolec

11-04-2026 10:19

Michel Hairaud Michel Hairaud

Chers amis d'Ascofrance , voici une très bonne no

11-04-2026 10:10

Michel Hairaud Michel Hairaud

Dear Ascofrance members, here is some very good ne

10-04-2026 23:22

Gernot Friebes

Hi,ascospores are 1- to 3-septate, approximately 

10-04-2026 15:51

William Slosse William Slosse

Hello everyone, On 08/04/26, I found a growth sit

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Plagiostoma (Gnomoniella) on Euphorbia stems
Enrique Rubio, 09-05-2014 13:19
Enrique Rubio

Hi to everybody


On last week-end I have found some small (up to 0.2 mm in diam.) sphaerical, blackish, inmersed and scattered perithecia growing on dead stems of Euphorbia cf. hyberna at 1600 m of altitude, together with Apiognomonia austriaca and Diplonaevia mollisioides. Only the short conical neck, up to 0.15 mm. protruding over the peridermis of the plant.


I feel this fungus is close (but not the same) to Plagiostoma (Gnomoniella) euphorbiae-verrucosae but in Asturias does not exist Euphorbia verrucosa, my perithecia are smaller, the ascospores bigger with the apical pole acute and the caudal one obtuse.


Maybe un undescribed species?


What do you think?


Thans again


 

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Alain GARDIENNET, 09-05-2014 22:02
Alain GARDIENNET
Re : Plagiostoma (Gnomoniella) on Euphorbia stems

Hi Enrique,


An amazing Gnomoniaceae, really, and perhaps it's an undecribed species, as you said.


I'll send you an email.


Alain

Alessio Pierotti, 10-05-2014 21:43
Alessio Pierotti
Re : Plagiostoma (Gnomoniella) on Euphorbia stems
Enrique, I can send you some interesting works about Plagiostroma.
Alessio
Peter Wilberforce, 11-05-2014 10:25
Re : Plagiostoma (Gnomoniella) on Euphorbia stems
Dear Enrique,
Would you please be so kind as to contact me by email,
p.wilberforce@btinternet.com
as I have not received the material for sectioning
Regards Peter W
Enrique Rubio, 11-05-2014 12:28
Enrique Rubio
Re : Plagiostoma (Gnomoniella) on Euphorbia stems

Thanks Alessio


Please, send me them!