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Ampulloclitocybe clavipes

Club Foot

Ampulloclitocybe clavipes — 2026-08-30
Scientific identification
Ampulloclitocybe clavipes (Pers.) Redhead, Lutzoni, Moncalvo & Vilgalys
Family
Hygrophoraceae
Class
Agaricomycetes
Genus
Ampulloclitocybe

Names across languages

  • English: Club Foot
  • German: Keulenfuß-Trichterling
  • Finnish: nuijamalikka
  • Estonian: Nuijalg-lehtrik
  • Russian: Бутылоговорушка булавоногая

The scientific profile

From the latest record: 2026-08-30.

Hymenium

Gills close to moderately spaced, with frequent lamellulae; white to cream when young, becoming pale ochre to brownish with age

Cap

Convex to nearly flat when young, later centrally depressed to funnel-shaped; smooth to slightly rugged centrally; grey-brown, yellow-brown to dark brown, usually darker at centre and paler toward margin

Hymenium Attachment

Strongly decurrent

Stipe

Short, robust, buff to pale brownish; characteristically club-shaped or bulbous at base, though sometimes nearly equal with age; base often spongy with white mycelium; ring absent

Spore print

Spore print white

Ecology

Ecology uncertain, reported as saprobic or possibly mycorrhizal; primarily under conifers, sometimes hardwoods; alone, scattered or gregariously; forests, mainly heathland; summer to late autumn

Edibility

Edible, not recommended; alcohol may trigger a disulfiram-like reaction

Uses & compounds

Coprine-like aldehyde dehydrogenase inhibitor

Fruit body

Fruit body medium; stipe ~2.5–8 cm long and ~0.5–3 cm thick

Dimensions

Cap ∅ ~2–10 cm

Flesh

White, soft to spongy, unchanging when cut

Chemical reactions

No macroscopic reagents reaction

Odour

Pleasant, fruity

Taste

Mild

Microscopy

Spores ellipsoid to ovoid or elongated-ellipsoid, smooth to minutely ornamented, hyaline, inamyloid, ~6–10 × 3–5 µm; basidia 4-spored; occasional clavate pseudocystidia; pileipellis a cutis; clamp connections present

Overview

Grey-brown funnel with strongly decurrent gills and a distinctive club-shaped stipe

2002). Mycotaxon 83: 36.

Field encounters

30/Aug/2026, 3:39 PM

Valgejõe, Harju, Eesti

Mixed forest (around pines), deep in moss (Hylocomium splendens)

59°27'28.9"N 25°43'21.2"E

🌡️ 18°C 🌧️🌥️ Sprinkles, broken clouds 💨 Wind 220° SW->NE, 13 km/h

Original Instagram post

Source hashtags

#ampulloclitocybeclavipes #mushroomphotos #fungimacro #clubfoot #naturephotography

Back to the collection · Photography and field notes by @fungarium.info