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24-02-2026 00:21

Benoît Segerer

Hello,I'm new to this forum, I hope I won't be irr

24-02-2026 11:01

Gernot Friebes

Hi,found on a branch of Tilia, with conidia measur

23-02-2026 11:22

Thomas Læssøe

https://svampe.databasen.org/observations/10584971

29-11-2024 21:47

Yanick BOULANGER

BonjourJ'avais un deuxième échantillon moins mat

07-02-2023 22:28

Ethan Crenson

Hello friends, On Sunday, in the southern part of

19-02-2026 17:49

Salvador Emilio Jose

Hola buenas tardes!! Necesito ayuda para la ident

09-02-2026 22:01

ruiz Jose

Hola, me paso esta colección en madera de pino, t

19-02-2026 13:50

Margot en Geert Vullings

We found this collection on deciduous wood on 7-2-

19-02-2026 12:01

Castillo Joseba Castillo Joseba

Me mandan el material de Galicia (España), recole

17-02-2026 09:41

Maren Kamke Maren Kamke

Good morning, I found a Diaporthe species on Samb

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Cistella yellowish
Viktorie Halasu, 11-03-2021 23:21
Viktorie HalasuHello,

another corpse on bark of laying Ulmus branch, soc. Orbilia aurantiorubra (what else..).
Most spores dead, many germinating and sometimes 1-septate. 
Hairs (17)19-30 × (2.6)2.9-3.5(3.8) ?, some smooth, some with short pegs or blunt spines, not dissolving in heated MLZ. 

Because of the inamyloid asci, I'm thinking on C. chlorosticta but the spores probably don't fit it. 

Viktorie
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Hans-Otto Baral, 12-03-2021 10:03
Hans-Otto Baral
Re : Cistella yellowish
Hi Viktorie

I remember C. chlorosticta with a rather variable spore size. And I see, in my old sample 3141a it is just as in yours: 5.5-7.5 x 2(-2.5).

I am not sure if there is a difference in the ascus apex being either a bit truncate and thin-walled when dead, or more rounded and thick-walled 8with dome).#

Zotto
Viktorie Halasu, 12-03-2021 10:26
Viktorie Halasu
Re : Cistella yellowish
Dear Zotto, thank you for confirmation. 

I admit I havent paid much attention to the ascus apex shape. Here are all the asci I have on photo, all from the apo. on macrophoto. The rest of apoth. were very senescent, no asci, most spores germinating etc. Difference from what - "typical" C. chlorosticta, C. mali, other Cistellas, or some other genera?

Viktorie
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Hans-Otto Baral, 12-03-2021 10:43
Hans-Otto Baral
Re : Cistella yellowish
This is exactly what I meant, truncate and thin-walled. maybe there are two species, onw tih and one without dome.

C. mali I considered synonym with chlorosticta.