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09-01-2026 17:41

Arnold Büschlen

Hallo, F. dilatata wird von vielen Bryoparasiten

10-01-2026 20:00

Tom Schrier

Hi all,We found picnidia on Protoparmeliopsis mur

07-01-2026 22:22

Danny Newman Danny Newman

Tatraea sp. on indet. hardwood The Swag, Great Sm

10-01-2026 01:18

Danny Newman Danny Newman

cf. Neovaginatispora fuckelii on indet. shrub Pre

07-01-2026 10:24

Danny Newman Danny Newman

Pezicula sp. on indet. hardwood Appalachian Highl

09-01-2026 10:08

Blasco Rafael Blasco Rafael

Hola, en el mismo habitat que la anteriorRetamaDia

08-01-2026 21:22

Blasco Rafael Blasco Rafael

Hola, He recogido esta muestra de Orbilia sobre Re

07-01-2026 17:29

Marc Detollenaere Marc Detollenaere

Dear Forum,On a barkless Populus I found some smal

10-11-2021 17:33

Riet van Oosten Riet van Oosten

Add-on topic http://www.ascofrance.com/forum/7059

07-01-2026 10:05

Danny Newman Danny Newman

cf. Chaetospermum on XylariaCosby Campground, Grea

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Diaporthe pardalota?
Alan Smith, 14-02-2025 21:55
hello there, this host is a dead stem of Chamerion angustifolium and the fungus could possibly be Diaporthe pardalota due to the stained background and the surrounding black line. However, the spores are too small and are not septate. Could the spores possibly be of the smaller conidial stage which is said to be called Phomopsis convallariae (from fungi.myspecies.info)?

or possibly am I being too ambitious in search of a species!

merci à tous

Alan
  • message #81611
  • message #81611
  • message #81611
Paul Cannon, 17-02-2025 11:40
Re : Diaporthe pardalota?
Yes, this is a Phomopsis, but assigning it to a species is really problematic. Molecular phylogenetic studies suggest that the old morphology-based classification is poor, but there are still many species and there isn't a good broad study that focuses on material on natural substrata. Suggest you simply identify as Phomopsis sp.

Best wishes

Paul
Alan Smith, 19-02-2025 21:26
Re : Diaporthe pardalota?
that's great, thank you Paul

Alan