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04-11-2025 12:43

Edvin Johannesen Edvin Johannesen

Hi! One more found on old Populus tremula log in O

04-11-2025 09:07

Josep Torres Josep Torres

Hello.A suspected Hymenoscyphus sprouting on a thi

04-11-2025 14:53

Josep Torres Josep Torres

Hello.Very small, globose, mucronate perithecia, b

03-11-2025 21:34

Edvin Johannesen Edvin Johannesen

These tiny (0.4-0.5 mm diam.), whitish, short-stip

03-11-2025 19:41

David Chapados David Chapados

Hi,Does anyone knows which genus could this be? G

28-10-2025 15:37

Carl Farmer

I'd be grateful for any suggestions for this strik

03-11-2025 16:30

Hans-Otto Baral Hans-Otto Baral

Hello I want to ask you if you have found this ye

01-11-2025 09:14

Francis Maggi

Bonjour,Trouvé sur Xanthoria parietina à Valdebl

28-10-2025 19:33

Nicolas Suberbielle Nicolas Suberbielle

Bonjour à tous,Je voudrais votre avis sur cette r

31-10-2025 09:19

Lothar Krieglsteiner Lothar Krieglsteiner

Can somebody provide me with a file of:Rogerson CT

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Lasiobelonium album?
Garcia Susana, 31-03-2015 22:07
Hello:

I found a group of apothecia growing on the bark of a living tree (perhaps Salix). Apothecia size is up to 800 um in diameter. Both, hairs as hymenium are white. Except base of mature apothecia that take a reddish-brown color. It also appears that the hymenium taking a yellowish when ripe.


The features are similar to Lasiobelonium lonicerae, but in this case I see that the hairs are hyaline and I think that may correspond to Lasiobelonium "album".


Is that correct?


Gracias, un saludo


Susana

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Hans-Otto Baral, 31-03-2015 22:36
Hans-Otto Baral
Re : Lasiobelonium album?
Dear Susana

wonderful docu as always!

And splendid collection! A bit wider spores and more multiguttulate, but you must know that my sample was dry when I got it almost 3 months later. So now i know the original guttule pattern of this species!

You say the tree was alive, do you have photos of the leaves?

My drawing is ready for publication, ony I have no time at all.... :-(

Zotto
Garcia Susana, 01-04-2015 07:49
Re : Lasiobelonium album?
I do not have photo of the leaves, but I know exactly where the sample was collected. So in the next days I'll photos to identify the host.

Saludos,
Susana
Hans-Otto Baral, 01-04-2015 09:27
Hans-Otto Baral
Re : Lasiobelonium album?
I forgot that we have early spring. Here you can see only evergreen leaves ....
Garcia Susana, 04-04-2015 13:27
Re : Lasiobelonium album?
Hello Zotto:
I've been where collected the sample. The substrate is a Quercus, was any dry leaf still hanging from a branch.
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Hans-Otto Baral, 04-04-2015 18:26
Hans-Otto Baral
Re : Lasiobelonium album?
Thanks, this is very good to know. So it grows on the dry bark of a standing and living trunk.

If you find out or know the Quercus species please let me know. I conclude the tree stands directly at a rivulet and the fungus is perhaps 1 m above ground?

When I saw the habitat I thought it might be only a pale variant of Lasiobelonium lonicerae?
Garcia Susana, 06-04-2015 19:59
Re : Lasiobelonium album?
hello,

I do not know what kind of Quercus is. If I find out, I'll tell you.
Yes, the apothecia were about a meter off the ground on the bark of a tree growing in a stream.
I archive it as pale variety o L. lonicerae?


Saludos


Susana

Hans-Otto Baral, 06-04-2015 21:55
Hans-Otto Baral
Re : Lasiobelonium album?
Yes, for the moment I have no better idea.