Psilocybe merdaria

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Mushrooms

Mushrooms

By Roger Phillips

Published 2006

Psilocybe merdaria (Fr.) Ricken syn. Stropharia merdaria (Fr.) Quel. (illustrated 40% life size) Cap 2–5cm across, obtusely bell-shaped then flattened convex; ochraceous, more cinnamon when moist; viscid. Stem 50–75Γ—4–6mm; whitish, flushed straw-yellow; dry, base covered in white down. Flesh white, becoming brownish in stem when old; smell none. Gills adnate; pallid then purplish-brown. Spores 10–16Γ—8–9ΒΌ, broadly elliptical and often somewhat angular, with germ-pore. Spore print brown-black. Cheilocystidia lageniform, thin-walled, hyaline. Habitat on horse dung; late summer to autumn. Uncommon. Unknown edibility.

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