Appearance
The cap of the fruit body is convex, sometimes with a central depression at maturity, and measures 4–15 mm. Its color is initially bright rusty orange, changing to bright orange to cinnamon in maturity.The narrow, light yellow to cream gills. The reddish stipe measures 1.7–3 cm by 0.8–2 mm wide. It has yellowish fibrils surrounding its base, as well as white rhizomorphs attaching the base to the substrate. The mushroom has thin, cream-colored flesh with an indistinct odor and a taste that is initially mild before becoming slightly bitter.
The spore print is white. Spores are elliptical, thin-walled, and amyloid, measuring 4.2–6 by 2.5–3.5 µm. The basidia are club-shaped, four-spored, and measure 21–25 by 4–5 µm.
Naming
''Xeromphalina campanella'' is a lookalike species that grows on rotting conifer wood.Distribution
''Xeromphalina kauffmanii'' fruits in dense groups or clusters on rotting hardwood logs and stumps. Fruiting occurs from summer to autumn in eastern North America. The fungus has also been recorded from Costa Rica and Japan.Habitat
''Xeromphalina kauffmanii'' fruits in dense groups or clusters on rotting hardwood logs and stumps. Fruiting occurs from summer to autumn in eastern North America. The fungus has also been recorded from Costa Rica and Japan.References:
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