07-05-2024 00:04
Ethan CrensonA friend found these black gelatnous cups on a twi
06-05-2024 10:02
François BartholomeeusenGood morning,At the end of an excursion in De Zegg
05-05-2024 09:59
Gernot FriebesHello,I failed to identify this anamorph, which gr
19-04-2015 20:20
Enrique RubioHi again Could you help me with this paper? NANN
30-04-2024 16:22
François BartholomeeusenDear forum members,On April 25 2024, I found one f
03-05-2024 18:04
Riet van OostenHello, Found by Laurens van der Linde on Rubus fr
Dumontinia tuberosa?
Sacchi Ezio,
17-05-2023 08:53
A la mi-mars dans un parc municipal j'ai trouvé ces ascomycètes. Sur le site il y a une abondance de Ranunculus ficaria mais une absence absolue d'Anemonoides nemorosa
Question : est-ce toujours Dumontinia tuberosa ?
Merci pour votre réponse, bonne journée, ciao. Ezio
Hans-Otto Baral,
17-05-2023 09:00
Re : Dumontinia tuberosa?
Not easy to say! The Anemone might have disappeared. Since the connection to the roots is usually not visible, you need to provide microscopy. The spores at oil immersion are required and the nuclei in them (not the LBs!) need to be seen (4 or 2). Also the ectal excipulum is helpful to distinguish the species on Ranunculus from that on Anemone.
Sacchi Ezio,
17-05-2023 09:09
Re : Dumontinia tuberosa?
Bonjour Hans-Otto,
La différenciation entre Dumontinia tuberosa et Sclerotinia ficariae est-elle toujours valable ?
Merci, bonne journée.
Ezio
La différenciation entre Dumontinia tuberosa et Sclerotinia ficariae est-elle toujours valable ?
Merci, bonne journée.
Ezio
Hans-Otto Baral,
17-05-2023 09:33
Re : Dumontinia tuberosa?
Yes of course. But S. ficariae is not the right name, that is, to the present knowledge, only a synonym of S. sclerotiorum as it has too small apothecia. You must search in different forums for "binucleata", which is a provisional name.
Sacchi Ezio,
17-05-2023 10:02
Re : Dumontinia tuberosa?
J'ai récemment lu cet article : https://www.researchgate.net/publication/314966803_Morphological_and_Ultrastructural_Characteristics_of_Dumontinia_tuberosa_Bull_LM_Kohn_from_Ranunculus_ficaria_L?fbclid=IwAR3RujNjga9TSVqQ4b7bXmERuYwo-mInWBHWSdB2ze X ZGv3ezj0qLCSY4kE.
Où l'on parle de D. tuberosa parasite de R. ficariae : pour cela j'étais dubitatif...
Ciao, Ezio
Où l'on parle de D. tuberosa parasite de R. ficariae : pour cela j'étais dubitatif...
Ciao, Ezio