Accès membres

Mot de passe perdu? S'inscrire

28-04-2026 20:07

Lothar Krieglsteiner Lothar Krieglsteiner

... on twig in the air at standing Ceratonia siliq

14-04-2026 05:32

Ethan Crenson

Hi all, A few weeks back a friend pointed out som

28-04-2026 20:33

Vitus Schäfftlein

Hello, I found Trochila ilicina on Ilex aquifoliu

30-04-2026 10:43

Castillo Joseba Castillo Joseba

Me mandan el material seco de Galicia, España, 

30-04-2026 10:28

Rot Bojan

Hello, by appearance I would say that I am dealing

27-04-2026 18:48

Tony Moverley

Collected 23rd April 2026, Norfolk, EnglandSwarms

27-04-2026 20:52

Lothar Krieglsteiner Lothar Krieglsteiner

Found on hanging tiwg of Olea europaea in dried-ou

28-04-2026 22:51

Bernard CLESSE Bernard CLESSE

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

29-04-2026 08:01

Lothar Krieglsteiner Lothar Krieglsteiner

... on twig attached to small tree of Citrus auran

29-04-2026 10:44

Lothar Krieglsteiner Lothar Krieglsteiner

growing at moist, drying-out soil at the side of a

« < 1 2 3 4 5 > »
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 ...