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12-01-2026 22:02

Ethan Crenson

Hello all, I am hoping someone will have some ins

11-01-2026 20:35

Josep Torres Josep Torres

Hello.A very tiny pyrenomycete sprouting sparsely

13-01-2026 18:55

Rees Cronce

Strossmayeria sp. on indet. decroticate hardwoodTh

13-01-2026 07:57

Danny Newman Danny Newman

cf. Bombardia on indet. decorticate woodAppalachia

13-01-2026 10:13

Danny Newman Danny Newman

Cordieritidaceae sp. on indet. wood w/ Hypoxylon s

13-01-2026 07:28

Danny Newman Danny Newman

Chlorociboria glauca on indet. decorticate logThe

13-01-2026 07:14

Danny Newman Danny Newman

Neodasyscypha cerina on indet decorticate logThe S

13-01-2026 09:10

Danny Newman Danny Newman

Dasyscyphella chrysotexta on indet. decorticate ha

13-01-2026 08:43

Danny Newman Danny Newman

Tricladium varicosporioides on indet. decorticate

13-01-2026 08:49

Danny Newman Danny Newman

Coccomyces sp. on fallen Rhododendron leavesPretty

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greenish disco with globose spores, red subiculum?
Ethan Crenson, 13-06-2020 19:47
Hello,

I found a discomycete recently on a bare hardwood branch that I had left in my backyard in Brooklyn.  They are very small (and hard to photograph), each less than 1/2 mm.  They are greenish with a lighter green margin, seem to grow associated with a red staining in the wood (though I suppose that could be bacterial).

Asci IKI+, 35-43 x 4-5µm... to me they look like there are croziers.

Spores are globose or nearly globose, with a single guttule, 2.5-4 x 2.5-4µm.

Hairs look somewhat enlarged at the tips and slightly encrusted.

Does anyone have any suggestions?  Thank you in advance.

Ethan
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Hans-Otto Baral, 13-06-2020 20:14
Hans-Otto Baral
Re : greenish disco with globose spores, red subiculum?
This is Hyphodiscus theiodeus. It usually grows on Peniophora but also on bark and wood.
Ethan Crenson, 13-06-2020 21:31
Re : greenish disco with globose spores, red subiculum?
Thanks!  That looks like a match!