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08-11-2025 00:29

Francois Guay Francois Guay

I found this species in Quebec, Canada, on herbace

06-11-2025 16:50

Rot Bojan

Hello! Yesterday I found a fungus on or near a nee

04-11-2025 14:53

Josep Torres Josep Torres

Hello.Very small, globose, mucronate perithecia, b

05-11-2025 11:33

Pierre Repellin

Bonjpur,J'ai trouvé, sur une hampe florale d'Alli

04-11-2025 09:07

Josep Torres Josep Torres

Hello.A suspected Hymenoscyphus sprouting on a thi

04-11-2025 12:43

Edvin Johannesen Edvin Johannesen

Hi! One more found on old Populus tremula log in O

03-11-2025 21:34

Edvin Johannesen Edvin Johannesen

These tiny (0.4-0.5 mm diam.), whitish, short-stip

03-11-2025 19:41

David Chapados David Chapados

Hi,Does anyone knows which genus could this be? G

28-10-2025 15:37

Carl Farmer

I'd be grateful for any suggestions for this strik

03-11-2025 16:30

Hans-Otto Baral Hans-Otto Baral

Hello I want to ask you if you have found this ye

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Hymenoscyphus subferrugineus?
Chris Yeates, 10-10-2020 21:02
Chris Yeates
Bonsoir tous

I am fairly certain with this, but would welcome confirmation.

Collected on fallen Salix twigs (caprea/cinerea) in a seasonally wet area (Orbilia sarraziniana and the anamorph of Bulbillomyces farinosus also in the vicinity). Apothecia short-stemmed; asci IKI+ and with croziers, paraphyses multi-guttulate, spores 15.9-18.2 x 4.6-5.3µm.

Amitiés Chris
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Hans-Otto Baral, 11-10-2020 08:24
Hans-Otto Baral
Re : Hymenoscyphus subferrugineus?
Hi Chris

I agree, the multiguttulate pattern in the spores is characteristic, athough larger LBs as in this ample may occur.

It is a genetically very defined species, in contrast to H. calyculus which is still very difficult to handle and morphologically rather similar.

I would be pleased to include your sample in my manuscript together with the collection data.

Zotto
Chris Yeates, 11-10-2020 13:40
Chris Yeates
Re : Hymenoscyphus subferrugineus?
Thanks Zotto

Habitat as described above. Location: Cromwell Bottom nature reserve, near Brighouse, West Yorkshire, 53°41'50"N , 001°48'31"W, 57 metres above sea level.

LG

Chris
Hans-Otto Baral, 11-10-2020 16:09
Hans-Otto Baral
Re : Hymenoscyphus subferrugineus?
Thanks!