19/Jul/25, 4:48 PM
Harku mõisa park, Tallinn-Harku, Harjumaa, Eesti
Abandoned park, Hazel / Oak trees, in rich soil with tiny grass
59°23'02.2"N 24°34'36.7"E
🌡️ 26°C ☀️ Sunny and humid
Original Instagram postClavulina cinerea
gray coral
- Scientific identification
- Clavulina cinerea (Bull.) J.Schröt.
- Family
- Clavulinaceae
- Class
- Agaricomycetes
- Genus
- Clavulina
Names across languages
- English: gray coral
- German: Graue Koralle
- Finnish: Harmaahaarakas
- Estonian: Hall klavuliina
- Russian: Клавулина пепельно-серая
The scientific profile
From the latest record: 2025-07-19.
Hymenium
Smooth, covering the entire surface of the upright, amphigenous branches
Cap
No distinct cap; fruit body consists of intricately branched, upright coral structures, tips blunt or pointed, surface is smooth to slightly wrinkled, dull lilac‑grey to pale or dark grey, sometimes with brownish tones
Hymenium Attachment
N/A
Stipe
Absent or very rudimentary; branches arise from a short base
Spore print
Spore print whitish
Ecology
Ecology ectomycorrhizal, found on soil under mixed woodlands—deciduous trees, summer to autumn
Edibility
Occasionally consumed raw or preserved in oil
Fruit body
Fruit body medium-sized, 2–8 cm tall, 2–6 cm wide
Chemical reactions
May turn green with FeSO₄ on branch surface, KOH reaction negative
Odour
Slightly damp or mossy
Taste
Mild and sweetish
Microscopy
Spores subglobose to broadly ellipsoid, smooth, thin-walled, non-amyloid, 7–10.5 × 5.5–9 µm; basidia 2-spored
Overview
Grayish‑white coral fungus with smooth, branching fruit bodies that arise from a short base
1888). In Cohn, Krypt.-Fl. Schlesien (Breslau) 3.1(25–32): 443 (’1889′).
Field encounters
Source hashtags
#hongos #clavulina #clavulinacinerea #graycoral #hallklavuliina #klavuliina #harmaahaarakas #coralfungi #grauekoralle #cantharellales #mushroomphoto #fungiphoto #fungimacro #naturephotography #seenefotod #pilzefotografieren #фотогрибов #sieniäkuvia #houby #mycology #fungistudy #mushroomhunt #mushroom #fungi #clavulinaceae #ramarioidfungi #seened #pilze
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