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25-12-2019 17:54

Valencia Lopez Francisco Javier

Hola a todos/asEstas supuestas pezizas estaban en

12-07-2015 00:05

Nedim Jukic Nedim Jukic

This one from the same locality as the previous on

12-11-2019 10:32

Miguel Ãngel Ribes Miguel Ángel Ribes

Hi againExactly at the same place than my previous

28-08-2014 18:36

Rubén Martínez-Gil Rubén Martínez-Gil

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

31-05-2026 22:53

éric ROMERO éric ROMERO

Bonjour tous, Je n'ai pas d'idée pour cette esp

30-05-2026 21:12

Philippe PELLICIER

Sur branche de mélèze (Larix) près de la neige,

31-05-2026 10:35

Hulda Caroline Holte

Hello,I collected this species growing on a rather

25-05-2026 16:35

Bernard CLESSE Bernard CLESSE

Bonjour à toutes et tous,J'ai trouvé récemment,

29-05-2026 15:35

daniel FERRE

Bonjour à tous,Je voudrais votre aide pour cette

28-05-2026 16:15

James Mitchell

Hello,Does anyone have the original publication of

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Yellow Hydropisphaera?
Marja Pennanen, 05-07-2011 14:16
Hello.

I found these this morning on my garden rubbish heap on some perennial plant. I thought, that they may be some animal eggs, but decided to check anyway. Supricingly they appeared to be ascos. A Hydropisphaera maybe. Should I go and buy some new razors and maybe limes, too?

These are about 0,2-0,4 mm wide.
The spores are 15-18x4-5 with some droplets.
Asci are abourt 60-80x7-10, IKI-.

Marja
  • message #15741
  • message #15741
  • message #15741
  • message #15741
Hans-Otto Baral, 05-07-2011 17:09
Hans-Otto Baral
Re : Yellow Hydropisphaera?
Hi Marja

I suspect this is Hydropisphaera arenula. Look my paper on Ijuhya equiseti-hyemalis, it occurs also on Equisetum.

Zotto
Marja Pennanen, 05-07-2011 18:02
Re : Yellow Hydropisphaera?
Oh yes

Thank you Zotto. It seems to fit.

I don't remember having any descriptions about Hydropisphaera, so I have to ask.
The genus was right, so I've learned at least something...

Marja