Accès membres

Mot de passe perdu? S'inscrire

25-01-2017 14:25

UZUN Yasin UZUN Yasin

Ascospores 13,4-15,8 x 9-11 µm. Found with mosses

13-02-2017 21:52

Bernard CLESSE Bernard CLESSE

Bonsoir à tous, Sur branches mortes (cime) d'un

13-02-2017 12:59

Castillo Joseba Castillo Joseba

En hoja de Quercus,   pe parece que estan ya muy

13-02-2017 18:32

Michel RIMBAUD

Bonjour, Je suis perdu dans la détermination de

13-02-2017 22:50

Bernard CLESSE Bernard CLESSE

Sur tronc pourri de pin sylvestre, souvent sur bou

13-02-2017 13:28

Matthias Mann Matthias Mann

Dear Members, I am looking for original-descriptio

13-02-2017 21:25

Bernard CLESSE Bernard CLESSE

Bonsoir à tous,Trouvé hier sur pétioles pourris

13-02-2017 13:44

Gernot Friebes

Hi,I'm looking for help with this nice species. I

06-02-2017 15:49

Thomas Læssøe

I have been forwarded a Swedish specimen of a smal

11-02-2017 16:58

Sven Heinz Sven Heinz

Hello together, I'm looking for the name of this

« < 805 806 807 808 809 > »
on populus
peter peperkamp, 24-10-2012 21:16
this asco on twigs, Asci slightly J+ and operculate.
spores 14.5 -16.4 long,  looks a little warthy within the ascus but it appears to be little drops  of oil, further the spores contain 2 big droplets of oil.
who has a suggestion ?

Peter
  • message #20138
  • message #20138
  • message #20138
Chris Yeates, 24-10-2012 21:25
Chris Yeates
Re : on populus
Hello Peter
are they really operculate? this reminds me of Lanzia (Rutstroemia) luteovirescens

Chris
peter peperkamp, 24-10-2012 23:32
Re : on populus
yep , hard to see but Ill ad a pic of ascus tip..
  • message #20150
Chris Yeates, 24-10-2012 23:53
Chris Yeates
Re : on populus
that makes it inoperculate - an operculum is (generally) a lid which lifts off to form an opening - not a pore opening such as one can see (stained) here . . .

see http://website.nbm-mnb.ca/mycologywebpages/NaturalHistoryOfFungi/DiscomycetesDiscussion.html

regards
Chris
Hans-Otto Baral, 25-10-2012 09:38
Hans-Otto Baral
Re : on populus
Yes, Rutstroemia luteovirescens is most probable (also Martin Bemmann gave me that idea). But the substrate should then be petioles of Acer.

Zotto
peter peperkamp, 25-10-2012 18:03
Re : on populus
oef.... did I go wrong with that ,,, And I draw the right example on the first page of my E & E.. so I wont forget !!!!   
And  I found it on a grassy site in a little park with large Populus , but Acer stood there to a little further away, so it could be Acer as wel ...