09-11-2025 13:20
Hello.A tiny ascomycete, appearing as erupting gra
08-11-2025 00:29
Francois Guay
I found this species in Quebec, Canada, on herbace
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
Posible Arpinia
BELLIDO BERMEJO FERNANDO,
07-05-2015 15:45
Ascas amiloides, octospóricas, de 230-240 x 12-13 micras.
Esporas elipsoidales, hialinas, lisas, no gutuladas, de 16 x 11 micras.
Paráfisis rectas, con el ápice algo ensanchado, septadas, rellenas con material granular.
Me han planteado la posibilidad de una Arpinia, pero estas no poseen las Ascas amiloides.
Alguna otra posibilidad
Lothar Krieglsteiner,
07-05-2015 15:51
Peziza spec. - aff P. cerea?
Hello,
as you write an Arpinia can be excluded because of the iodine positive asci. This is a Peziza - what else? The ecology and appearance would be near P. cerea agg. ("muralis", ....). I do not know how is the actual taxonomy in this (difficult) group. Maybe somebody else can say more.
Regards from Lothar



