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25-05-2026 16:44

François Bartholomeeusen

Hi forum members,During an excursion organised by

25-05-2026 16:35

Bernard CLESSE Bernard CLESSE

Bonjour à toutes et tous,J'ai trouvé récemment,

22-05-2026 13:29

Gernot Friebes

Hi,I am curious to hear your opinion on this mater

23-05-2026 11:44

Charles Grapinet Charles Grapinet

Hello, I am having trouble identifying this copro

23-05-2026 18:57

Sylvie Le Goff

Bonjour à tousRécolté sur une branchette de Sal

23-05-2026 23:53

Moreno Miriam

Bonjour ! Je travaille sur mon mémoire de master

22-05-2026 14:44

Lothar Krieglsteiner Lothar Krieglsteiner

in unripe condition citrine yellow, then soon fadi

22-05-2026 21:35

Steve Clements

Bonjour, I expected this find on old wood on our

22-05-2026 18:12

Lothar Krieglsteiner Lothar Krieglsteiner

... in moist chamber from Portugal.As the fungus s

22-05-2026 20:08

Ethan Crenson

Hello all,  Yesterday in NYC I was visiting an e

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Yellow-brown cup with ionomidotic reaction
Ethan Crenson, 14-11-2021 15:59
Hello all,

Found recently in New York.  These small, 1mm diameter max., apothecia exude red pigment in KOH.

Asci 35-42 x 4-5µm, IKI-, croziers present.

Spores bi-guttulate, 4.8-7 x 1.3-2µm.

Paraphyses narrow, not broadening near the tip.
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Hans-Otto Baral, 14-11-2021 16:51
Hans-Otto Baral
Re : Yellow-brown cup with ionomidotic reaction
In earlier times thos was the ochre-yellow form of Ionomidotis fulvotingens. Since DNA exists, it is a species very different from that. But until now, no name could be found in the literature, although the species is not really rare.

In my folder "Ionomidotis aff., fulvotingens" you can find it.

I would be glad to know the collection data and the substrate.
Ethan Crenson, 15-11-2021 17:20
Re : Yellow-brown cup with ionomidotic reaction
Thank you!  I made this collection at Untermyer Gardens in Yonkers, New York...  Lat: 40.965233

Lon: -73.888222

The substrate is hardwood, but I'm not really able to say more. 
Hans-Otto Baral, 15-11-2021 17:50
Hans-Otto Baral
Re : Yellow-brown cup with ionomidotic reaction
o.k., and is there a collection date?
Ethan Crenson, 15-11-2021 17:52
Re : Yellow-brown cup with ionomidotic reaction
Oh, yes ... 6 Nov 2021