Hebeloma theobrominum

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Hebeloma theobrominum

19 October 2020 Hampshire. Photograph copyright Leif Goodwin

Cap

Convex, expanding with age, sometimes with a broad central bump, margin sometimes undulating, viscid when moist, pinkish brown, dark brick or orange brown, sometimes with a greyish pruina especially at the margin, to about 6 cm across

Gills

Broad, crowded, emarginate, edge finely serrated, whitish becoming pinkish brown then dark brown, margin pale

Stem

Equal, sometimes expanded at the base, hollow, finely scaly, whitish to pale pinkish brown

Flesh

Firm, whitish to cream

Smell

Radish or cocoa

Taste

Bitter

Season

Late summer to autumn

Distribution

Rarely recorded

Habitat

With deciduous and coniferous trees

Spore Print

Reddish brown

Microscopic Features

Spores ellipsoidal or almond shaped, finely warty, strongly dextrinoid (8-11) x (4-5.5) µm2. Basidia cylindrical to club shaped, four spored. Gill edge cystidia cylindrical to club shaped.

Edibility

Unknown

Additional Photographs

Hebeloma theobrominum

19 October 2020 Hampshire. Photograph copyright Leif Goodwin

Hebeloma theobrominum

Spores in Melzer's solution viewed with a x100 immersion objective. 19 October 2020 Hampshire. Photograph copyright Leif Goodwin

Hebeloma theobrominum

Basidia in Congo Red solution viewed with a x40 objective. 19 October 2020 Hampshire. Photograph copyright Leif Goodwin

Hebeloma theobrominum

Gill edge cystidia in Congo Red solution viewed with a x40 objective. 19 October 2020 Hampshire. Photograph copyright Leif Goodwin