Copper Brittlegill

Russula decolorans

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Mushrooms

Mushrooms

By Roger Phillips

Published 2006

Copper Brittlegill Russula decolorans (Fr.) Fr. (illustrated 50% life size) Cap 4.5โ€“11cm across, subglobose at first then convex and flattening, finally with a depression, margin finally furrowed; brownish-red or orange, reddish-sienna, cinnamon, or tawny, staining black or brown; firm, sticky when moist; peeling at margin only. Stem 45โ€“100ร—10โ€“25mm, often with club-shaped base; white, greying strongly; firm. Flesh greying strongly on exposure; thick; taste mild. Gills adnexed, connected by veins at the bases; pale ochre, blackening. Spores 9โ€“14ร—7โ€“12ยต, ovate to elliptical; spines of various heights up to 1.5ยต, mostly isolated but some connected by thin lines to form a very incomplete network with only 1โ€“2 meshes. Spore print deep cream to pale ochre (Eโ€“F). Cap surface with numerous slightly club-shaped dermatocystidia with one or no septum. Habitat with conifers; summer to autumn. Uncommon, vulnerable on Red Data List, confined mainly to the Highland region of Scotland. Edible.

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