Oak Bolete

Boletus appendiculatus

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Mushrooms

Mushrooms

By Roger Phillips

Published 2006

Oak Bolete Boletus appendiculatus Schaeff. (illustrated 35% life size) Cap 8–16cm across; ochraceous with distinct bay to rusty flush, particularly near the centre; irregular cracking may occur at centre. Stem 110–125Γ—34–37mm; lemon-yellow at apex, darker below, often with red patches and with a fine cream to pale lemon-yellow net. Flesh white to pale yellow, turning blue on cutting at apex of stem, often ochraceous-rust at base; taste pleasant, smell like puffballs. Tubes lemon-yellow, bruising faintly greenish-blue. Pores initially lemon-yellow, becoming slightly rusty and expanding with age. Spores 12–15Γ—3.5–4.5ΒΌ, subfusiform. Spore print olivaceous walnut-brown. Habitat with broad-leaved trees, associated with oak in the south of England; late summer to early autumn. Rare, more frequent in the south of England. Edible excellent.

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