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Grzybiarz is a mobile app for mushroom foragers. Its on-device AI helps you spot fruiting bodies in the leaf litter and suggests a species from a photo, and the app keeps a private map of your finds. Everything runs on your phone and works fully offline in the forest without signal.

Fool's webcapCortinarius orellanus

deadly poisonous

Fool's webcapCortinarius orellanus

Photo: (c) Jose Castro, some rights reserved (CC BY)

Habitat

deciduous forests

under oaks

beech forests

mixed forests

Season

from August to October

Cortinariaceae

3–8 cm

Season

EndingPast the peak. The season usually lasts until late October.

Today · 22–28 Oct77% of peak

how often reportedpeak

Season

Aug–Oct

Peak

Aug–Oct

Reports

44Poland and neighbours

Risk window

Chanterelle grows at the same time

Both species grow together for about 13 wk a year. Most strongly from late August to mid-September.

Mleczaj rydzIn the forest together about 10 wk a year.

Curve from 44 observations (GBIF: Poland, Czechia, Slovakia, Germany), smoothed week by week. It shows when foragers most often report the species, not how much of it grows.

Key features

Cap orange-russet to rusty brown, dry, felty, slightly scaly, without an umbo. Gills very distant, thick, rusty; stem yellowish orange without a distinct banded veil; deadly poisonous, orellanine, kidney damage.

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