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30-08-2024 20:06

Dirk Gerstner

Mollisia on Typha_angustifolia I found the follow

30-08-2024 19:48

Andgelo Mombert Andgelo Mombert

Bonsoir, J'aimerais avoir votre avis sur ce Cordy

28-08-2024 18:26

Peter Welt Peter Welt

BARRON GL, CAIN RF, GILMAN JC (1961): A revision o

27-08-2024 19:03

B Shelbourne B Shelbourne

I found some Hymenoscyphus-like apothecia on cupul

27-08-2024 17:12

Zuzana Sochorová (Egertová) Zuzana Sochorová (Egertová)

Hello,I would like to consult this little Peziza,

26-08-2024 16:30

Zuzana Sochorová (Egertová) Zuzana Sochorová (Egertová)

Hello,yesterday I collected this Phaeohelotium on

24-08-2024 22:11

Thierry Blondelle Thierry Blondelle

Bonjour,Récolté au milieu d'un ruisseau. Est-il

22-08-2024 17:10

Zuzana Sochorová (Egertová) Zuzana Sochorová (Egertová)

Hello,I have this collection of Ciboria gallincola

22-08-2024 17:59

Edvin Johannesen Edvin Johannesen

Hi!I just wonder if Peziza badia can exude plenty

20-08-2024 23:32

Alden Dirks

Any ideas on what this Leotiomycetes growing on Ph

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Rutstroemia cf. venusta
Enrique Rubio, 24-05-2011 10:30
Enrique RubioDear friends:
Last week I have collected this nice purplish ascomata on old indeterminate leaves (Petasites, Ranunculus?) at 1600 m of altitude. Disc up to 0.7 mm in diameter, margin fimbriate, stipe up to 2 mm.
  • message #15337
Enrique Rubio, 24-05-2011 10:31
Enrique Rubio
Re:Rutstroemia cf. venusta
Spores biguttulate with gel sheath
  • message #15338
Enrique Rubio, 24-05-2011 10:33
Enrique Rubio
Re:Rutstroemia cf. venusta
The rest of the micro
  • message #15339
Enrique Rubio, 24-05-2011 10:35
Enrique Rubio
Re:Rutstroemia cf. venusta
I have seen on Zotto's CD one plate of Rutstroemia cf. venusta and I think could be very close with my collection. What do you think?
Many thanks
Enrique
Hans-Otto Baral, 24-05-2011 12:46
Hans-Otto Baral
Re:Rutstroemia cf. venusta
Great collection indeed! Yes, I feel this is absolutely the same as I depicted. "My" specimen was found by Till Lohmeyer on "probably" Petasites.

Zotto
Till Lohmeyer, 24-05-2011 14:58
Re:Rutstroemia cf. venusta
Congratulations, Enrique,

your collection fits in all respects my Bavarian collection from 1981. I have never forgotten this beautiful little cup fungus found on my birthday that year ... The "true" R.venusta Svrcek (see Ceska Myk. 20/1/1966) has considerably bigger spores, but apart from that it's very close.

Where did you find the cute thing geographically? Was it in the Pyrenees?

Best regards

Till
Enrique Rubio, 24-05-2011 17:38
Enrique Rubio
Re:Rutstroemia cf. venusta
Thank you to all.
My collection is made at Somiedo's Natural Park, a very nice region of Asturias (N of Spain).
It's this fungus a microspored form of the true R. venustula?
Enrique
Hans-Otto Baral, 24-05-2011 19:10
Hans-Otto Baral
Re:Rutstroemia cf. venusta
The type of R. venusta was on Helianthemum. I did not compare the image, but the spore size in my database (13-20 x 5.5-7.5 µm) clearly excludes that. Surely a different species. For Petasites I have only Sclerotinia sclerotiorum wit that spore size in my database

Zotto
Enrique Rubio, 24-05-2011 19:24
Enrique Rubio
Re:Rutstroemia cf. venusta
OK., Zotto. I will send you my images at higher resolution.
Enrique