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22-12-2025 00:47

Patrice TANCHAUD

Bonsoir, récolte à proximité du milieu dunaire

21-12-2025 21:32

Pol Debaenst

Hello, Garden, Burgweg 19, Veurne, BelgiumOn 10/1

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Isabelle Charissou

Bonjour, j'aimerais connaitre les références de

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Pol Debaenst

Hello, Garden, Burgweg 19, Veurne, BelgiumOn 10/1

21-12-2025 21:31

Pol Debaenst

Hello, Garden, Burgweg 19, Veurne, BelgiumOn 10/1

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Castillo Joseba Castillo Joseba

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20-12-2025 23:08

Patrice TANCHAUD

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Josep Torres Josep Torres

Hello.A tiny ascomycete found embedded in wood in

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David Chapados David Chapados

Hi,Would it be possible to find the species with t

20-12-2025 15:47

Mirek Gryc

Hi.These grew on pine wood that was heavily covere

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A blackish Lachnaceae with yellow hairs
Kosonen Timo, 13-10-2015 13:55
Kosonen TimoBonjour,

This handsome +- immature Lachnaceae (right?) grew on a fallen decorticated Populus tremula log in SW Finland. There are some asci, spores measure around 10 x 2,5 um, but it was collected clearly immature and asci are still sparse after almost 14 days of incubation in fridge.

Hairs, or crystals on them, are yellow, and they (and the content inside the hairs) turn blue in Lugol. In Melzer's hairs/excipulum where unchanged or then somewhat dextrinoid/amyloid -or then it's just the contrast (an artefact). Ascal pore reaction not observed. Paraphyses are not clearly lanceolate nor are they definitely blunt.

With this, I should have a genus atleast, but I haven't really dug into Lachnaceae yet. Where should I start? Mind the blurry pictures.


Timo
  • message #38359
  • message #38359
  • message #38359
  • message #38359
François Valade, 13-10-2015 14:32
François Valade
Re : A blackish Lachnaceae with yellow hairs
Hello
I am quite sure it is Neodasyscypha cerina.
François
Kosonen Timo, 13-10-2015 14:46
Kosonen Timo
Re : A blackish Lachnaceae with yellow hairs
Ah, of course! There's a plenty of N. cerina on Populus bark... should have made the connection...

thanks,

Timo