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Mushrooms

Entoloma sepium

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Entoloma sepium is a spring pinkgill associated with Rosaceae. Chinese and European sources list it as edible or conditionally edible, while taxonomic uncertainty and a poisonous lookalike warrant caution.

Two whole pale tan mushrooms and two longitudinal halves display pinkish gills and pale flesh on a warm ivory background.

Name and species concept

Entoloma sepium (Noulet & Dass.) Richon & Roze is the accepted name in Index Fungorum and the GBIF backbone. Index Fungorum records Agaricus sepius Noulet & Dass. (1838) as the basionym and treats Entoloma saepium as an orthographic-variant name record; Entoloma clypeatum var. sepium and Rhodophyllus sepius are historical combinations. These spellings matter when searching older literature, but they do not denote separate ingredients.

Species limits within the spring-fruiting Entoloma clypeatum group have been difficult. A Swedish molecular and field study found that specimens called E. sepium in its local species concept grew with hawthorn (Crataegus), while the traditionally named sloe-associated mushroom was treated there as E. niphoides. The authors cautioned that further documented collecting was needed to settle names and suspected frequent misidentification with E. clypeatum. Therefore habitat and a pale cap alone cannot establish identity; published regional usages may not all represent the same concept.

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Ecology, places and season

This is a terrestrial, spring-fruiting mushroom associated in European accounts with shrubs and trees in the rose family (Rosaceae), including blackthorn, hawthorn, plum and other orchard plants. It is reported from gardens, orchards, hedgerows, parkland and woodland edges. The Swedish study's DNA-backed collections were found under Crataegus at Rörö in Bohuslän; the authors specifically noted how differing species concepts affect host and name records.

Country-level records and observations span China, Sweden, Poland, Italy and Germany. The 2026 Chinese edible-and-medicinal fungi catalogue includes E. sepium as edible within its China-wide scope. Polish atlas records document multiple provinces and exact May collections, including Ładzice and Wojnowo; its species account describes spring fruiting, especially May to June, beneath Rosaceae. A Slovenian mycological society reports it in April and May under blackthorn and plum. An Italian field photograph is dated 11 April 2016 in Veneto, and separate iNaturalist records document May observations in Japan and Germany. These dates and records support a spring season in the Northern Hemisphere, not a fixed calendar or a complete range map.

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Food evidence and use limits

The Chinese national species catalogue lists E. sepium as edible. European mycological references vary between edible and conditionally edible: a Slovenian society uses the conditional category, while Polish references describe it as edible but advise against collecting because of confusion risk. These sources document food classification and reported use, not a controlled safety assessment, nutritional profile or a universal culinary practice.

The material reviewed did not establish a specific traditional dish, preservation method, cultivation system or fermentation use for E. sepium. It is reasonable to describe the mushroom as a reported food ingredient, but not to attribute a recipe or processing method to a community without a source. No health benefit or medicinal use is supported by this evidence.

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Identification and safety

Entoloma sepium has been described with a pale cream to greyish cap, pale gills that become pink as spores mature, a pinkish spore deposit, and reddish or yellow-red discoloration reported in damaged tissue. Such traits are descriptive, not a safe identification key. The Swedish molecular study stresses that spring Entoloma species can be difficult to separate and that colour-based descriptions are unreliable.

A serious safety concern is confusion with Entoloma sinuatum, a poisonous species that can cause severe gastrointestinal illness. Regional mycological references explicitly warn that young specimens may be confused and discourage gathering E. sepium for that reason. An online image, season, host plant, mealy smell or a single visible character cannot establish that a wild mushroom is safe to eat. This page records food classifications; it is not foraging or identification advice.

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Places

China

Documented use · Country evidence

The national edible-and-medicinal fungi catalogue lists E. sepium as edible; this is checklist classification, not a species-specific preparation or toxicology study.

Rörö, Bohuslän

Historical attestation · Locality evidence

A Swedish paper reports DNA-sequenced E. sepium under Crataegus; authors caution that names and spring Entoloma concepts remain unsettled.

Poland

Historical attestation · Country evidence

Atlas shows accepted records across several provinces, including Ładzice, Wojnowo and Góra Kamieńska; these do not estimate abundance.

Veneto, Italy

Historical attestation · Locality evidence

Photo observation captioned E. saepium under cherry trees; identification was by sight, not a voucher-confirmed occurrence.

Slovenia

Documented use · Country evidence

A regional mycological society classifies the species as conditionally edible and reports spring growth under blackthorn and plum; warns misidentification can be fatal.

Hattingen, Germany

Historical attestation · Locality evidence

Research-grade iNaturalist photo record identified as E. sepium under Prunus; observation, not a collected voucher.

Yokohama, Japan

Historical attestation · Locality evidence

Research-grade iNaturalist photo record; supports an observation in Japan, not local food use or a broader range estimate.

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