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07-01-2026 22:22

Danny Newman Danny Newman

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

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 10:24

Danny Newman Danny Newman

Pezicula sp. on indet. hardwood Appalachian Highl

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Danny Newman Danny Newman

cf. Chaetospermum on XylariaCosby Campground, Grea

06-01-2026 20:54

Thierry Blondelle Thierry Blondelle

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MARICEL PATINO

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Stephen Martin Mifsud Stephen Martin Mifsud

I was happy to find these orange asmocyetes which

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Disco on Picea
Stefan Blaser, 04-07-2013 14:28
Hello everybody

Can anyone help me with this species?


Substrate: On dead, hanging Picea abies twig


Macro: Apothecia sessile, completely covered with a nearly black cuticle when young, tearing up and exposing the greyish disc. Discs mostly 2-3 mm in diam.


Micro: Asci club-shaped, 155-175 x 20-25 µm. Paraphyses cylindric, filiform, about 2 µm diam. Spores extremely thick-walled (or with a persistent slime sheath?), usually 34-45 x 10-12.5 µm. Outer shape broadly fusiform. Excipulum (cuticular layer) consisting of very strongly dark-brown pigmented, angular or rounded cells.


Thank you for any comments


Stefan

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Hans-Otto Baral, 04-07-2013 14:54
Hans-Otto Baral
Re : Disco on Picea
Splendid!!

Triblidiopsis pinastri (also Tryblidiopsis)

(despite the name only on Picea).

Zotto
Stefan Blaser, 04-07-2013 15:08
Re : Disco on Picea
Hallo Zotto

Vielen Dank für die ultraschnelle Identifikation. Und ich habe vorher so lange rumgesucht :)

Stefan