Observation 7573: Gastrocybe lateritia Watling
When: 2001-07-22
Herbarium specimen reported

Notes: MSC 378494; cited in Hallen, Watling & Adams (2003) Taxonomy and toxicity of Conocybe lactea and related species. Mycol Res 107(8):969-979. Exemplar ITS and nuclear ribosomal sequence are in GenBank as AY194552 and AY293594, respectively.
Cap invariably slimy; collapses under own weight. Button visible by approximately 8 pm; slimy expanded caps on fragile, translucent white stems by morning; mushroom has usually disappeared (shriveled/collapsed) by approx. 10 am. Occupies lawns; fruits from June to September in Michigan. A bacterium is invariably co-cultured with this fungus, which appears by DNA data to be an infected taxon closely related to Conocybe albipes (= North American Conocybe lactea). See also .

Proposed Names

95% (4)
Eye3 Eyes3
Recognized by sight
Used references: Type description: Watling R (1964) Observations of the Bolbitiaceae IV. A new genus of gastromycetoid fungi. The Michigan Botanist 7:19-24.
Weber NS (1989) Mushrooms in a mycologist’s yard: Gastrocybe lateritia. McIllvainea 9:7-14.
Based on microscopic features: These specimens have been compared to the type (MICH: V. Potter 3654)
Based on chemical features: DNA from these specimens has been compared to the type (MICH: V. Potter 3654)

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Eye3 = Observer’s choice
Eyes3 = Current consensus

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Created: 2008-05-22 10:45:20 CDT (-0400)
Last modified: 2012-04-10 08:30:36 CDT (-0400)
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