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23-09-2020 14:28

Joop van der Lee Joop van der Lee

Found on cow dung.Subsporangial swelling 390 um hi

22-09-2020 12:15

Joop van der Lee Joop van der Lee

Found on dung pallets of roe deer.No living sprang

22-09-2020 15:22

Dragiša Savic

Hello everyoneI need help with this anamorph. Lea

03-09-2020 19:34

Mirek Gryc

HiAs in the title: on the parts of the Viscum albu

22-09-2020 18:27

Mirek Gryc

HiPlease give me a hint.Mirek

21-09-2020 12:36

Castillo Joseba Castillo Joseba

De ayer en rama de avellano (Corylus),   crfeo q

21-09-2020 15:55

Andgelo Mombert Andgelo Mombert

Bonjour à tous, Avec Gilbert, nous recherchons l

21-09-2020 20:34

Marcel Heyligen Marcel Heyligen

Hello anybodyI need help with the determination o

20-09-2020 15:39

Juuso Äikäs

These were also growing on deer dung. Spores 10.

21-09-2020 10:09

Castillo Joseba Castillo Joseba

De ayer en madera de fagusPensé en Asccoryne,  p

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Pilobolus heterosporus?
Joop van der Lee, 23-09-2020 14:28
Joop van der LeeFound on cow dung.

Subsporangial swelling 390 um high.
Sprangium 190 um broad.
Spores: A great variety of sizes maybe the species is too young for the spore sizes are smaller than noticed in Researches on fungi Vol. VI (page 207). Spores are hardly separable.
Spore size: 6.4-10.4x4.1-4.8 um 

They stated that the irregularity of the spores is not different from P. sphaerospora but for the spore size of this latter they talk about diameter meaning circular spores and not oval.

Hopefully I find more mature species.


Joop


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Malcolm Greaves, 23-09-2020 16:28
Malcolm  Greaves
Re : Pilobolus heterosporus?
Joop
There appear to be two species "hidden" under the P heterosporus name. In the UK we have the first with different sized spores synonomised with P kleinii. This fit well with your find. There is however a second species with variously shaped rather than different sized spores which I feel deserves species recognition.
Mal
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Joop van der Lee, 23-09-2020 16:38
Joop van der Lee
Re : Pilobolus heterosporus?
I'll keep it in mind.

Seems to me a Pilobolus period this time of year.
Never seen so many different kind of speceis.

Joop