Hydnellum concrescens

| |
Hydnellum concrescens

2 October 2010 Surrey. Photograph copyright Leif Goodwin.

Fruiting Body

Top shaped, often several fused together, surface velvety then smooth, radially ridged, zoned, margin whitish when young, centre pinkish, then dark reddish brown, to about 8 cm across

Spines

Decurrent, pinkish, then dark brown, to 4 mm long

Flesh

Thin, fibrous, reddish brown

Smell

Strong, mealy

Taste

Mealy

Season

Autumn

Distribution

Infrequent

Habitat

In deciduous and coniferous woods

Spore Print

Brown

Microscopic Features

Spores subspherical, knobbly (4-5.5) x (3-3.5) µm2

Edibility

Inedible

Notes

The flesh exudes a blue green stain when exposed to an alkali such as ammonia solution. This test separates the species from the rather similar H. scrobiculatum

Hydnellum concrescens

2 October 2010 Surrey. Photograph copyright Leif Goodwin.

Hydnellum concrescens

29 September 2010 Surrey. Photograph copyright Leif Goodwin.

Hydnellum concrescens

29 September 2010 Surrey. Photograph copyright Leif Goodwin.

Hydnellum concrescens

29 September 2010 Surrey. Photograph copyright Leif Goodwin.