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14-04-2024 20:04

Manak Roman

Hi all,I have two very similar finding last weeken

18-05-2024 10:47

Anna Klos

Goodmorning,We found this tiny ascomycete (max. 1m

10-05-2024 17:40

Anna Klos

Good afternoon, Thursday during an inventory we f

17-05-2024 15:17

éric ROMERO éric ROMERO

Bonjour, Un besoin d'aide pour ce Podospora (...?

17-05-2024 16:25

Pavel Jiracek

Erioscyphella lunata, found on a fallen needle of

29-01-2022 21:44

Jan Eckstein

Good evening, apothecia small, yellowish, 150-300

16-05-2024 11:19

Sylvie Le Goff

Bonjour, j'ai récolté sur une branchette de feui

14-05-2024 09:19

Hans-Otto Baral Hans-Otto Baral

Hi, I want to announce for next Sunday 17.00 middl

16-05-2024 11:49

Castillo Joseba Castillo Joseba

De ayer en rama de abetoNo se por donde mirarA ver

14-05-2024 09:50

Yannick Mourgues Yannick Mourgues

Hi. Found on decorticated wod of Populus cf. alba

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Bipolaris or drechslera?
Albert Ibars, 20-11-2018 12:54
Albert IbarsHi all.

I have difficulties to distinguish Bipolaris from Drechslera. I think these conidia are from Bipolaris sorokiniana, but I'm not sure. Somebody could help me?

Thank you

Albert

Substrat: Lolium perenne leaf.

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Chris Yeates, 20-11-2018 15:13
Chris Yeates
Re : Bipolaris or drechslera?
THe two genera are indeed very close. Looking at Seifert et al. (2011) the chief (only?) difference is the mode of germination of the conidia:

Bipolaris: germinating from both ends (hence, one assumes, the name).
Drechslera: with multilateral germination.

Have any of the conidia in your collection germinated? I'm afraid I don't know B. sorokiniana.

Chris


Albert Ibars, 20-11-2018 16:40
Albert Ibars
Re : Bipolaris or drechslera?
Thank you.

I have these two photos. But can I know in any way if what can be seen is a germination or the conidiophore?


Albert

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