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Paul Diederich Paul Diederich

Flora of Lichenicolous FungiVolume 2 · Hyphomycet

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Dirk Baert

Hello,I found this fungi on a slime mould.I think

23-12-2024 14:37

Josep Torres Josep Torres

Hello.Some tiny globose black ascomata found on De

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Rot Bojan

Hello!I've been working with this small fungus for

23-12-2024 22:59

Lucian Clanet Lucian Clanet

Hello,I'm trying to find information about the Hyp

21-12-2024 12:45

Marc Detollenaere Marc Detollenaere

Dear Forum,On naked wood of Fagus, I found some ha

24-12-2024 09:02

Charles Aron Charles Aron

Hi All, Recently I found this orange Disco growin

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Bernard CLESSE Bernard CLESSE

Bonjour à toutes et tous,Pourriez-vous m'aider à

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Bometon Javier Bometon Javier

Habitat en el suelo, con presencia de Calluna mult

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Lothar Krieglsteiner Lothar Krieglsteiner

this fluffy anamorph was repeatedly found on decid

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Mollisia ?
Baeza Yajaira, 17-02-2012 02:39
Baeza  YajairaHello i get this Mollisia i guess i hope somebody would help me i dont have enough literature to support my idea here i have some pictures 

Ascospores (7-) 8 - 11 x 3 um 
asci (55-) 56 - 65 (-70) x 6 - 8 um
paraphysis filiform with 2 um broad.  

apothecia discoid yellowish with black margen, superficial on wood.
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Hans-Otto Baral, 17-02-2012 07:25
Hans-Otto Baral
Re : Mollisia ?
Hi

impossible with dead material, sorry. Where did you collect this, at a moist place? Which country? Is it some months ago? otherwise you could find living spores when mounted in water.

On your second pic you can see that the spores contain two big oil drops. Possibly they are confluent, but this is not very usual in Mollisia.

Zotto

Baeza Yajaira, 18-02-2012 05:45
Baeza  Yajaira
Re : Mollisia ?
i collected 1 month ago in cloud forest from mexico, i dont know much about Mollisia but macroscopic is similar to the genus  or what do you think?  
thnks
Hans-Otto Baral, 18-02-2012 09:36
Hans-Otto Baral
Re : Mollisia ?
With subtropical Mollisias I have hardly any experience. But it looks like one, yes.

I see the apical ring on your photo but not in blue. You could add KOH and afterwards (after a bit washing with water) add Melzer again. Then it should be clearly blue.

Or you can use Lugol directly (without KOH). The ring looks a bit reddish, maybe it is hemiamyloid.

Zotto
Baeza Yajaira, 29-02-2012 19:18
Baeza  Yajaira
Re : Mollisia ?
Hello Zotto thnks for your correct opinions 
but now i have other problem with Mollisia
i checked othe apothecia from the same collection i founded microscopic structures with changes in size and form. check out th pictures. 

Ascospores 12 - 16 x 5 with 3 septa
Asci (72-) 85 - 115 x 10 - 11, blue pore in Melzer ..

macroscopic is the same..

apothecia sessil with black margin, disc lemon- yellow growing up in wood.
Baeza Yajaira, 29-02-2012 19:23
Baeza  Yajaira
Re : Mollisia ?
Spores
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Baeza Yajaira, 29-02-2012 19:23
Baeza  Yajaira
Re : Mollisia ?
Asci
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Baeza Yajaira, 29-02-2012 19:24
Baeza  Yajaira
Re : Mollisia ?
excipulum ectal
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Hans-Otto Baral, 29-02-2012 20:01
Hans-Otto Baral
Re : Mollisia ?
Hi  Yei

I see you live in an exotic world :-)

No idea, and surely not the same as before.

Zotto
Baeza Yajaira, 29-02-2012 20:12
Baeza  Yajaira
Re : Mollisia ?
hi! 

hehehe Mexico is very varied =)  thanks i will check more collections and get more data =P thanks so much
Baeza Yajaira, 06-03-2012 18:21
Baeza  Yajaira
Re : Mollisia ?
Hello Zotto.. i was reading some Denni's literature and maybe the specie is Mollisia ventosa for variability in septation 1 to 3 and the size of spores and asci very long.. its similiar to Mollisia graminea too just differs in the long of spores.. 
well this is for the exotic fungi XD
Hans-Otto Baral, 06-03-2012 18:30
Hans-Otto Baral
Re : Mollisia ?
I am sure it is something else. M. ventosa I forms 1-septate spores when overmature. Yours looks more like a fungus that ejects 3-septate spores.