Observation 122568: Geoglossum difforme Fr.
When: 2011-09-09
No herbarium specimen

Notes: Found growing among pine needles

Proposed Names

77% (2)
Eye3 Eyes3
Used references: Phillips

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Eye3 = Observer’s choice
Eyes3 = Current consensus

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Phil, Phillips writes that…
By: Dave W (Dave W)
2013-01-22 20:26:53 CST (-0500)

T. octopartitum has a compressed club shaped to spoon shaped fruit body. Bessette describes the head of the T. farlowii fruit body as “compressed in the center…” Your collection seems to match the photos/descriptions of G. difforme best. But this looks like a case where microscopy would be required to be completely certain of the ID.

Geoglossum
By: Phil (gunchky)
2013-01-22 17:40:55 CST (-0500)

Dave , my observation was based on the habitat I found it in, and the fact that the fruiting body was strongly compressed longitudinaly. The two Trichoglossum species in Phillips did not possess this feature.

During the past 6 to 8 years,
By: Dave W (Dave W)
2013-01-21 19:31:04 CST (-0500)

I have made only one collection of black earth tongue, and it was not local.

I wouldn’t
By: Irene Andersson (irenea)
2013-01-21 10:26:01 CST (-0500)

suggest a species without microscopy. But in the full size picture they do look hairy as Trichoglossum.

Is difforme a common species in North America? It’s one of the rarest in Fennoscandia…

Phil, did you…
By: Dave W (Dave W)
2013-01-21 10:14:03 CST (-0500)

rule out Trichoglossum for this collection? The two different genera include some similar-looking black earth tongues.

Created: 2013-01-10 19:27:24 CST (-0500)
Last modified: 2013-01-21 19:28:31 CST (-0500)
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