Stomiopletis-like on twig of Alnus glutinosa

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Stomiopletis-like on twig of Alnus glutinosa

Bernard Declercq, 15-08-2023 16:47

Hello there,

Collected as per 13/8/23 on twig of Alnus:
Ascomata scutellate, 150-200 µm diam., with central pore, flattened base, black.
Asci saccate, bitunicate, 8-spored, e.g. 36x20 µm.
Ascospores subcylindrical, 20-23x6 µm, 1-septate, slightly constricted at the septum, upper cell wider than the lower one, 4-guttulate, smooth-walled, hyaline.
Peridium of dark brown thick-walled cells (no radiate hyphae).
Your help is welcome.

Regards,

Bernard Declercq

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