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17-10-2025 18:45

Riet van Oosten Riet van Oosten

Hello, Found by Laurens van der Linde, Oct. 2025.

25-11-2016 13:54

Stephen Martin Mifsud Stephen Martin Mifsud

Hi, I found numerous seeds of Washingtonia robusta

19-10-2025 18:58

Bernard CLESSE Bernard CLESSE

Bonsoir à toutes et tous,Il y a un peu plus de de

20-10-2025 09:36

Nicolas VAN VOOREN Nicolas VAN VOOREN

Hello.I'm searching for the following article:Bene

19-10-2025 14:10

Camille Mertens

Bonjour à tous.Asco stipité 1mm de texture appar

23-09-2025 13:31

Thomas Læssøe

https://svampe.databasen.org/observations/10534623

15-10-2025 16:39

Edvin Johannesen Edvin Johannesen

These tiny (0.2-0.6 mm), white, pulvinate apotheci

03-10-2025 13:44

Riet van Oosten Riet van Oosten

Hello, Found by Laurens van der Linde on Populus

13-10-2025 19:05

Louis DENY

Bonjour forumSur tronc décortiqué de feuillu x,

17-02-2013 21:11

Peter Welt Peter Welt

Jamoni, P.G. 1998. Un nuovo discomicete coprofilo

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Hairy nectriaceous fungus
Enrique Rubio, 04-09-2019 20:44
Enrique RubioHi forum
These gregarious, superficial, small (200-250 microns in diam.), hairy perithecia were growing on a thin white subiculum on decorticated hardwood (Alnus?). The perithecia do not appear to react in KOH, or at least do not give a reddish or purple color. (Bionectriacee?) The bicellular ascospores maybe finelly verrucose. The perithecia are covered by a thick coat of yellowish hairs with finely spiny walls. No anamorph I have seen.
Have you some idea for this collection?
Many thanks again
  • message #59090
  • message #59090
  • message #59090
Christian Lechat, 05-09-2019 06:16
Christian Lechat
Re : Hairy nectriaceous fungus
Hi Enrique,

maybe you should compare your fungus to Nectriopsis and check if it is fongicolous.

All the best,

Christian
Enrique Rubio, 05-09-2019 08:57
Enrique Rubio
Re : Hairy nectriaceous fungus
Hello Christian
The fungus is definitely not fungicolous. I think I'm sure of it. There is no fruitbodys of pyrenomycetes under the perithecia, that grew on a scarce subiculum on bare wood.
Christian Lechat, 05-09-2019 09:58
Christian Lechat
Re : Hairy nectriaceous fungus
Ok Enrique,

I think your fungus could be Nectriopsis oropensoides because of spinulose hyphae.

Cheers,

Christian
Enrique Rubio, 05-09-2019 11:04
Enrique Rubio
Re : Hairy nectriaceous fungus
Yes! It fits well, Christian. Many thanks again. Do you have references on this fungus?
Christian Lechat, 05-09-2019 11:36
Christian Lechat
Re : Hairy nectriaceous fungus
N. oropensoides is a common species, widespread, I have collected it many times in metropolitan France, French West Indies and French Guiana.

Regards,

Christian
Enrique Rubio, 05-09-2019 11:44
Enrique Rubio
Re : Hairy nectriaceous fungus
Thank you, Christian. But I was referring to whether you had any bibliographic information about this fungus.
Christian Lechat, 05-09-2019 12:26
Christian Lechat
Re : Hairy nectriaceous fungus
you can see informations in Samuels, Mem. N. Y. bot. Gdn 48: 60 (1988)
Enrique Rubio, 05-09-2019 12:31
Enrique Rubio
Re : Hairy nectriaceous fungus
Thanks, but I haven't been able to get this number. Maybe someone could make it easier for me.
Martin Bemmann, 05-09-2019 12:40
Martin Bemmann
Re : Hairy nectriaceous fungus
I have only the respective page (attached).

Regards

Martin
  • message #59106
Enrique Rubio, 05-09-2019 12:49
Enrique Rubio
Re : Hairy nectriaceous fungus
Thank you again, Martin.