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Mycena epipterygia

Yellowleg Bonnet

Mycena epipterygia — 2026-10-11
Scientific identification
Mycena epipterygia (Scop.) Gray
Family
Mycenaceae
Class
Agaricomycetes
Genus
Mycena

Names across languages

  • English: Yellowleg Bonnet
  • German: Dehnbarer Helmling
  • Finnish: Keltajalkahiippo
  • Estonian: Kleepuv mütsik
  • Russian: Мицена липкая

The scientific profile

From the latest record: 2026-10-11.

Hymenium

Gills moderately spaced; white to cream when young, becoming faintly pinkish with age; edges sometimes gelatinous

Cap

Conical to bell-shaped when young, later broadly convex to nearly flat; smooth, strongly viscid when moist, with a separable gelatinous pellicle; pale yellowish-grey; margin distinctly translucent-striate

Hymenium Attachment

Adnate to slightly decurrent, often with a short decurrent tooth

Stipe

Very slender, cylindrical, hollow and fragile; lemon-greenish-yellow; smooth, viscid, covered with a separable gelatinous layer; ring absent

Spore print

Spore print white to very pale cream

Ecology

Saprobic on conifer needle litter, moss, decaying twigs, woody debris; mainly spruce and pine forests, also mixed woodland, damp grassland and heathland; scattered to gregariously; late summer to autumn

Edibility

Not recommended; tiny, fragile and insubstantial

Fruit body

Fruit body small; stipe ~3–8 cm long and ~0.1–0.3 cm thick

Dimensions

Cap ∅ ~1–3 cm

Flesh

Flesh whitish, pale yellowish, very thin and fragile, unchanging when cut

Chemical reactions

No macroscopic reagents reaction

Odour

Faintly mealy, iodine-like

Taste

Indistinct

Microscopy

Spores ellipsoid to cylindrical, smooth, hyaline, amyloid, ~8–11 × 4–6 µm; basidia 4-spored; cheilocystidia irregularly clavate with numerous finger-like projections; pleurocystidia absent; pileipellis an ixocutis

Overview

Tiny slimy woodland bonnet with a bright yellow-green stipe and peelable gelatinous cap skin

1821). Nat. Arr. Brit. Pl. (London) 1: 619.

Field encounters

11/Oct/2026, 2:39 PM

Kloostrimets, Tallinn, Harju, Eesti

Mixed forest (pine-mapple-elm-rowan), woodland track, in soil, within wood and conifer organic remains

59°27'59.4"N 24°50'49.7"E

🌡️ 11°C ☁️ Overcast 💨 Wind 120° ESE->WNW, 13 km/h

Original Instagram post

Source hashtags

#mycenaepipterygia #mushroomphotos #fungimacro #bonnets #naturephotography

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