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26-12-2025 21:19

Arnold Büschlen

Pithyella chalaudii Priou. Ist als Bryoparasit in

21-12-2025 09:32

Josep Torres Josep Torres

Hello.A tiny ascomycete found embedded in wood in

18-12-2025 21:17

Pol Debaenst

The identification took me to Byssonectria deformi

21-12-2025 12:34

Castillo Joseba Castillo Joseba

me mandan el material seco de Galicia (España) 

24-12-2025 17:08

Hulda Caroline Holte

Hello, I have found this propoloid ascomycete on

24-12-2025 18:12

Ethan Crenson

Hello all, A friend found this Orbilia growing on

23-12-2025 11:27

Louis DENY

bonjour forum,sur débris de bois de feuillu (acer

20-12-2025 10:49

Mirek Gryc

Hi. „I doubt it is possible to identify this ti

23-12-2025 08:27

Josep Torres Josep Torres

Hello.Small, yellowish ascomata, with very short a

21-12-2025 21:32

Pol Debaenst

Hello, Garden, Burgweg 19, Veurne, BelgiumOn 10/1

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Melastiza sp. with too large ascospores
Benko Gabor, 05-06-2023 14:04
Benko GaborDear Ascofrance, I need your help. I found this Melastiza sp. in Tarvisio Italy, not far from a riverbank, next to a pile of gravel accumulated due to construction work, I found these brick-colored apothecia. Their size is 2-4 mm. A few centimeters away, a bryophilous species also appeared on the pioneer mosses in the same area. I don't know if there have been any previous instances of fires in the area, but it cannot be ruled out. The majority of spores measure 18-19 um in length (excluding ornament), but there are also larger spores measuring 21-22 um in length. At the junction of the networks, pustules can be found. What Melastiza species does have so large spores? Am I on the wrong track?

Link to photos here: https://e.pcloud.link/publink/show?code=kZw4wuZ9hJErKcVaFkupsGU42BcjVFOILDk

  • message #76315
Josep Torres, 17-06-2023 08:26
Josep Torres
Re : Melastiza sp. with too large ascospores
Parece Melastiza chateri típica, con esporas ligeramente más grandes, te dejo un par de imágenes mías de la especie con las medidas de las esporas y las paráfisis.
Saludos.

  • message #76377
  • message #76377