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07-06-2025 15:39

Edvin Johannesen Edvin Johannesen

A friend sent me a few Betula seeds with tiny blac

07-06-2025 15:38

Edvin Johannesen Edvin Johannesen

A friend sent me a few Betula seeds with tiny blac

07-06-2025 15:38

Edvin Johannesen Edvin Johannesen

A friend sent me a few Betula seeds with tiny blac

07-06-2025 15:28

Edvin Johannesen Edvin Johannesen

A friend sent me a few Betula seeds with tiny blac

07-06-2025 15:27

Edvin Johannesen Edvin Johannesen

A friend sent me a few Betula seeds with tiny blac

07-06-2025 15:27

Edvin Johannesen Edvin Johannesen

A friend sent me a few Betula seeds with tiny blac

07-06-2025 15:26

Edvin Johannesen Edvin Johannesen

A friend sent me a few Betula seeds with tiny blac

07-06-2025 15:26

Edvin Johannesen Edvin Johannesen

A friend sent me a few Betula seeds with tiny blac

07-06-2025 15:25

Edvin Johannesen Edvin Johannesen

A friend sent me a few Betula seeds with tiny blac

07-06-2025 15:25

Edvin Johannesen Edvin Johannesen

A friend sent me a few Betula seeds with tiny blac

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?Amphisphaeria
Hans-Otto Baral, 29-08-2010 11:50
Hans-Otto BaralAfter Ascitendus which I saw is quite frequent in the US here something similar with 1-septate dark brown spores, from Massachusetts. It also grew together with Orbilia luteorubella, so in a similar wet habitat, on unidentified deciduous wood.

Don Pfister, the collector, named it "?Amphisphaeria". The photos I made today, therefore nothing is alive anymore (collection date Oct. 1994).

The perithecia have a distinct neck
  • message #12679
Hans-Otto Baral, 29-08-2010 11:52
Hans-Otto Baral
Re:?Amphisphaeria
Ascus apical ring slightly refr., 3.3 x 4.3 µm, IKI-, CR+. Sp. *14-17 x 5-5.3 µm, KOH+CR 15-19.5 x 5-5.5(-6) µm, no germ slit, with thick-walled septum.
  • message #12680