04-11-2025 09:07
Hello.A suspected Hymenoscyphus sprouting on a thi
04-11-2025 12:43
Edvin Johannesen
Hi! One more found on old Populus tremula log in O
03-11-2025 21:34
Edvin Johannesen
These tiny (0.4-0.5 mm diam.), whitish, short-stip
28-10-2025 15:37
Carl FarmerI'd be grateful for any suggestions for this strik
03-11-2025 16:30
Hans-Otto Baral
Hello I want to ask you if you have found this ye
28-10-2025 19:33
Nicolas Suberbielle
Bonjour à tous,Je voudrais votre avis sur cette r
Lichen on Marchantia polymorpha
Dragiša Savic,
14-02-2020 10:42
thanks in advance
Dragiša
Josep Torres,
14-02-2020 22:17
Re : Lichen on Marchantia polymorpha
¿Stigmidium?
Zdenek Palice,
14-02-2020 23:11
Re : Lichen on Marchantia polymorpha
It looks like Steinia geophana, which may grow on various substrates - sandy/clay soil, wood, decaying macrolichens. I can see 16 (sub)globose ascospores per ascus, and rather short simple paraphyses unthickened at apices. You may also check for amyloidity of the ascus apex. Zdenek
Dragiša Savic,
14-02-2020 23:26
Re : Lichen on Marchantia polymorpha
Thanks Zdenek,
right into the center, I`ll check amyloidity.
Dragiša
right into the center, I`ll check amyloidity.
Dragiša

