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06-03-2025 23:27

Edvin Johannesen Edvin Johannesen

Hello!I have a collection of Asterosporium asteros

06-03-2025 21:53

Charles Grapinet Charles Grapinet

Hello, I found a very abundant Phaeosphaeria on t

04-03-2025 15:38

Hardware Tony Hardware Tony

Found on I what I think is Phyllostachys aurea, mo

06-03-2025 11:45

Wim de Groot

Several smal patches of Hypoxylon ticinense (sl?)

06-03-2025 17:23

Vasileios Kaounas Vasileios Kaounas

Found 13/2/25 on moss, very far away, only almond

04-03-2025 21:27

Yanick BOULANGER

BonsoirPetites fructifications jaunes récoltées

30-06-2018 14:36

Jan Knuiman

Growing on a rotten twig of a broadleaf tree (Sali

03-03-2025 08:10

Juuso Äikäs

I recently found these quite small fruitbodies gro

05-03-2025 08:53

Thomas Læssøe

With hyper fusiform-pointy spores.https://svampe.d

03-03-2025 08:20

Bernard CLESSE Bernard CLESSE

Une idée sur ces petites boules blanches sur mou

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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