Firerug Inkcap

Coprinus domesticus

Appears in

By Roger Phillips

Published 2006

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Firerug Inkcap Coprinus domesticus (Bolton) Gray (illustrated 55% life size) Cap 1–3cm high, ovate at first, expanding convex or bell-shaped, splitting at margin; pale buff, with darker tawny centre; powdered at first with whitish or buff remains of veil, later smooth and becoming grooved from the margin inwards. Stem 40–155×2–10mm, swollen at base; white, tinged buff towards the ridged base, often arising from a rust-coloured mat of mycelium. Flesh smell none. Gills free; white at first, rapidly purplish-date, then black and deliquescing. Spores 7.5–10×4–5¼, cylindrical-elliptical. Spore print dark brown. Remnants of veil on cap formed of chains of globose or elliptical cells, which are thin- to thick-walled, hyaline or golden-brown, and often verrucose. Habitat on dead wood of broad-leaved trees; late spring to summer. Frequent. Not edible.