24-03-2024 08:27
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26-04-2024 10:07
Mathias HassHello, Does anyone know what this is? Found on J
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éric ROMEROBonjour, J'ai trouvé ce Lasiobolus sur laissées
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Lothar Krieglsteiner... but likely a basidiomycete. I hope it is o.k.
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Edouard EvangelistiBonjour à tous, Je viens de récolter ce que je
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Ethan CrensonHello all, A friend recently found this orange as
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Zuzana Sochorová (Egertová)Hello,I made a loan of a collection of Microstoma
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Jason KarakehianHi does anyone have a digital copy of Raitviir A (
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Miguel Ángel RibesGood afternoon.Does anyone know this anamorph?It g
Hello,
please, how would you determine this Mollisia?
- on deciduous wood (Salix and Alnus are the most common trees in the locality)
- asci IKI bb, 8-spored, arising from croziers, 71-92 x 6-7.6 µm
- ascospores (7.3)8.4–10.1(10.9) × (2.3)2.5–2.9(3.1) µm, Q = (2.6)3–3.6 (4), Me = 9.1 × 2.7 µm; Qe = 3.3
- aseptate, OCI = 1-1.5
- KOH reaction negative
- subhymenium consisting of hyaline hyphae
- marginal cells about 15-20 µm long
In the key by Andreas Gminder, my first problem appears at the point 25. Cells of the ectal excipulum are not brown only at the base, but also not "up to the margin" - the most marginal cells are hyaline.
If chosing „brownish only at the base", the best fitting is M. benesuada.
If chosing „brownish up to the margin", I cannot decide again whether to choose „oil content 0(+)" or „oil content ca 2" (I would say my specimen has oil content between 1 and 1.5). If following OCl = 0, the best choice is M. cinerea. But the spores in my fungus definitely aren´t missing oil...
If jumping on „oil content 2", I cannot choose anything which would fit well.
Thanks, Zuzana
thank you for your answer.
The excipulum had a green tinge after applying 5% KOH (the green colour is mentioned in the key in M. olivaceocinerea with NH4OH).
Best, Zuzana