19/Sep/2026, 2:53 PM
Nedrema LKA, Pärnu county, Eesti
Wooded meadow nature reserve, under oak and hazel trees, in wet decaying leaves remains
58°32'18.8"N 24°04'20.4"E
🌡️ 16°C 🌥️ Partly sunny 💨 Wind 220° SW->NE, 26 km/h
Original Instagram postHygrophorus persoonii
Persoon's woodwax
- Scientific identification
- Hygrophorus persoonii Arnolds
- Family
- Hygrophoraceae
- Class
- Agaricomycetes
- Genus
- Hygrophorus
Names across languages
- English: Persoon's woodwax
- German: Olivbraungestiefelter Schneckling
- Finnish: Ruskokirjovahakas
- Estonian: Persooni limanutt
- Russian: Гигрофор Персона
The scientific profile
From the latest record: 2026-09-19.
Hymenium
Gills broad, waxy and moderately distant; white to cream, sometimes developing faint ochraceous tones with age
Cap
Hemispherical to convex when young, later to nearly flat; strongly glutinous; honey-brown, chestnut to ochraceous-brown, usually darker centrally and paler toward margin
Hymenium Attachment
Broadly adnate to slightly decurrent
Stipe
Cylindrical to slightly clavate, strongly glutinous below; whitish and dry near apex, with ochraceous-brown to olive-brown bands or patches lower down; ring absent
Spore print
Spore print white
Ecology
Mycorrhizal with hardwoods, especially oak, also beech and hazel; deciduous forests and groves, on calcareous soil; scattered to gregariously; autumn to late autumn
Edibility
Edible but modest; thick gluten often removed before cooking
Fruit body
Fruit body medium; stipe ~5–12 cm long and ~0.5–1.5 cm thick
Dimensions
Cap ∅ ~3–6(–8) cm
Flesh
White, firm when young, becoming slightly spongy with age; unchanging when cut
Chemical reactions
NH₄OH greenish-blue on cap and stipe gluten; KOH dark blue-green on cap, reddish-orange toward stipe base
Odour
Faint
Taste
Slightly sweetish
Microscopy
Spores ellipsoid to broadly ellipsoid, smooth, hyaline, inamyloid, ~8.1–10.8(–11.3) × 5.3–6.7 µm; basidia 4-spored, occasionally 2-spored; cystidia absent
Overview
Brown glutinous oak waxcap with banded slimy stipe and blue-green alkali reaction
1832, Epicr. Syst. Mycol. (Upsaliae): 322
Field encounters
Source hashtags
#hygrophoruspersoonii #mushroomphotos #fungimacro #persoonswoodwax #naturephotography
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