Orange Pinwheel

Marasmius siccus

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Mushrooms

Mushrooms

By Roger Phillips

Published 2006

Orange Pinwheel Marasmius siccus (Schwein.) Fr. (illustrated 35% life size) Cap 0.5–3cm across, bell-shaped with flattened or depressed centre and deep, wide, radial pleats; rust-orange to rust-brown or pale tawny; minutely velvety. Stem 20–70Γ—1–2mm, equal; deep brown from base upward, yellowish above; smooth, dry, polished. Flesh pallid, dextrinoid; very thin; taste and smell slight. Gills attached or free, distant, broad, edges even; pallid to buff. Spores 15–21Γ—3–4.5ΒΌ, spindle- to club-shaped, smooth. Spore print white. Habitat scattered to gregarious on leaves, wood, twigs, etc, of deciduous trees; summer to autumn. Very rare, rare on Red Data List. Unknown edibility.

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