Resinicium bicolor

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Resinicium bicolor

A close up of the surface. 20 December 2021 Bramdean Common, Hampshire. Photograph copyright Leif Goodwin.

Fruiting Body

Resupinate, thin, to the naked eye the surface appears powdery, or rough, a loupe reveals the surface to be covered with warts or blunt spines, white, to yellowish, to pale ochraceous, sometimes with a purple hue, extending over many cm

Flesh

Soft, whitish

Smell

Indistinct

Season

Autumn

Distribution

Very common

Habitat

On dead wood, usually from conifers, rarely from deciduous trees

Spore Print

White

Microscopic Features

Spores ellipsoidal to cylindrical, smooth (5-8) x (2.5-3.5) µm2. Basidia 4 spored, narrowly club shaped. Hyphal system monomitic. Cystidia of two types. Asterocystidia narrowly cylindrical with a star shaped crystal at the tip. Halocystidia cylindrical with a swollen head surrounded by a halo like structure.

Edibility

Inedible

Notes

There are several similar resupinate species which also have a toothed or warty surface

Resinicium bicolor

Spores in Melzer's solution viewed with a x100 immersion objective. 20 December 2021 Bramdean Common, Hampshire. Photograph copyright Leif Goodwin.

Resinicium bicolor

Asterocystidia in Congo Red solution viewed with a x40 objective. 20 December 2021 Bramdean Common, Hampshire. Photograph copyright Leif Goodwin.

Resinicium bicolor

Halocystidia in Congo Red solution viewed with a x40 objective. 20 December 2021 Bramdean Common, Hampshire. Photograph copyright Leif Goodwin.

Resinicium bicolor

15 November 2020 Hampshire. Photograph copyright Leif Goodwin.

Resinicium bicolor

A crop of the previous image. 15 November 2020 Hampshire. Photograph copyright Leif Goodwin.

Resinicium bicolor

Spores in Melzer's solution viewed with a x100 immersion objective. 15 November 2020 Hampshire. Photograph copyright Leif Goodwin.

Resinicium bicolor

Asterocystidia in KOH solution viewed with a x40 objective. 15 November 2020 Hampshire. Photograph copyright Leif Goodwin.

Resinicium bicolor

Halocystidia in KOH solution viewed with a x40 objective. 15 November 2020 Hampshire. Photograph copyright Leif Goodwin.