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10-05-2026 16:18

brigitte vignot

bonjour trouvée  en Ariège sur bois une petite

29-04-2026 10:44

Lothar Krieglsteiner Lothar Krieglsteiner

growing at moist, drying-out soil at the side of a

27-04-2026 17:16

Lothar Krieglsteiner Lothar Krieglsteiner

.. Algarve, moist lying.The conidiomata look like

10-05-2026 09:02

Buckwheat Pete

Hello everybody, ould this be Lachnum subvirgineu

08-05-2026 11:55

Gernot Friebes

Hi,found on a decorticated Picea abies branch stil

11-05-2016 20:37

Zuzana Sochorová (Egertová) Zuzana Sochorová (Egertová)

Hi,this very little ascomycete grew on soil in a m

09-05-2026 07:37

Zuzana Sochorová (Egertová) Zuzana Sochorová (Egertová)

Hello,please, could anyone share this paper?Ferná

07-05-2026 11:02

Ã…ke Widgren Ã…ke Widgren

Hello,About two months ago I found a strange Delit

05-05-2026 22:40

Gernot Friebes

Hi,I believe this is a Plagiostoma growing on a Sa

06-05-2026 11:25

Castillo Joseba Castillo Joseba

Me mandan el material seco de Galicia (España) re

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"Rhytisma urticae"
Alex Akulov, 12-07-2011 21:02
Alex AkulovDear Friends 
Sufficiently long time ago in L. Fuckel exiccati I watched the sample of Rhytisma urticae on overwintered Urtica dioica stems. Recently, I've collected in the Carpathians very similar sample. Using the Internet, I found that the modern name of this species - Aporhytisma urticae with anamorph Apomelasmia urticae. Unfortunately, the available information about this species is too poor. 

In my sample I found conidia, which are similar to Melasmia representative and other type of spores also.

I have no literature to solve problems with the collected sample. If someone could send me a description of Aporhytisma urticae, as well as express your opinion about this sample, I would be very grateful!

Alex
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Alex Akulov, 25-08-2011 00:01
Alex Akulov
Re : "Rhytisma urticae"
Dear Friends
Today I received a response from Dave Minter with more in detailed datas about this species. He wrote:
Aporhytisma urticae is not so easy. It's not in Dennis (British Ascomycetes) and it's not in the Ascomycetes volume of Champignons de Suisse. Petrak wrote about it in Sydowia 24: 252 (available from Cyberliber). Arx & Muller in Beitrage zur Kryptfl. Schweiz 11: 373 (available from Cyberliber) redisposed it as Diaporthopsis = Diaporthe. There's a photograph of A. urticae on the Internet [http://www.fundkorb.de/?Fundkorb:Acrospermum_compressum%26nbsp%3B_Tode%3AFr.] which looks rather like your fungus.

Please, see also attached files - pages from Sutton's Coelomycetes (1980), with description and illustration of anamorph.

Alex
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