07-03-2026 13:06
éric ROMERO
Bonjour tous, Sur cône d'épicea fortement imbu,
05-03-2026 16:30
François BartholomeeusenDear forum members, On the 2nd of February 2026,
06-03-2026 09:41
Alain GARDIENNET
Hi forum, I'm now looking for another reference c
05-03-2026 10:07
Hulda Caroline HolteHello, I found and collected this species growing
19-02-2026 17:49
Salvador Emilio JoseHola buenas tardes!! Necesito ayuda para la ident
03-03-2026 20:34
Miguel Ángel Ribes
Good eveningThese small, amphora-shaped perithecia
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