Horse Dung Fungus, Pisolithus tinctorius

This is Horse Dung Fungus, Pisolithus tinctorius.

Collected by Steve Deaver, 12 September 2016, in Twain Harte, Tuolumne County, growing out of a crack in a shaded area of driveway.

Images below include cross sections.

Thanks to Matthew J. L. Kilger of for the identification.

Click to enlarge.

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