Fungi › Paxillaceae

Brown Roll-Rim

Paxillus involutus

Wildlife study photograph from iNaturalist. — (c) most_bittern, some rights reserved (CC BY-NC)

All photos28

28 photos

Study shows up to four per card, from different observers, so you learn the species rather than one picture. Heart the good ones and swap any you do not like.

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Photos you add are credited to you, and you keep the copyright.

Easily confused with

Study checks a spoken answer against these, and tells you which one you named.

Where it is recorded

Records by month in Russia.

United States	30,571
Russia	1,406
Canada	824
United Kingdom	523
England	417
Germany	383
Ontario	357
New York	233
Moscow Oblast	225
Moscow	200

Counts show where people looked, not only where it lives.

Traits

Group and habits

Toxic to humansListed as toxic or not suitable as food for humans by a harvested source.FungiTastic metadata
Mycorrhizal fungusDescends from a fungal lineage whose members commonly form mycorrhizal associations.FUNGuild fungal ecology database

Edibility, toxicity and medicinal traits are records from datasets, not advice. Never eat, handle or use a wild species on the strength of an app.

Classification

Kingdom	Fungi Including Lichens · Fungi
Phylum	Basidiomycete Fungi · Basidiomycota
Class	Mushrooms, Bracket Fungi, Puffballs, and Allies · Agaricomycetes
Order	boletes and allies · Boletales
Family	Paxillaceae
Genus	Rollrims · Paxillus

Sources

Names, taxonomy and observation counts: www.inaturalist.org
Photos and recordings: the creator and source are on each one.
Traits: FungiTastic metadata (BSD-3-Clause repository; dataset terms require verification)
Traits: FUNGuild fungal ecology database (License not stated by source)
How much to rely on each source

Remember the name next time.

Practise Brown Roll-Rim with real photos from different observers. Say the name out loud, and it comes back just before you would forget it.

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