Boletus parasiticus, or Pseudoboletus parasiticus, commonly known as the Parasitic Bolete is a rare, inedible Boletus

Boletus

Boletus is a genus of mushroom, comprising over 100 species. The genus Boletus was originally broadly defined and described by Elias Magnus Fries in 1821, essentially containing all fungi with pores...

mushroom found on decaying earthballs (Scleroderma citrinum

Scleroderma citrinum

Scleroderma citrinum, commonly known as the common earthball, pigskin poison puffball, or common earth ball, is the most common species of earthball in the UK and occurs widely in woods, heathland and in short grass from Autumn to Winter.Scleroderma citrinum has two synonyms, Scleroderma aurantium ...

).

Description

The cap is hemispherical when young, later flat, yellowish brown or darker and up to 5 cm in diameter. The flesh is pale yellow with a mild taste and the spores are olive.
The stem is pale yellow to olive.

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