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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.

Slender ParasolMacrolepiota konradii

edible

Slender ParasolMacrolepiota konradii

Photo: (c) Paco Bergson, some rights reserved (CC BY)

Habitat

deciduous forests

mixed forests

parks, treelines

Season

from July to October

Agaricaceae

5–13 cm

Season

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

Today · 22–28 Oct100% of peak

how often reportedpeak

Season

Jul–Oct

Peak

Sep–Oct

Reports

132Poland and neighbours

Risk window

Death Cap grows at the same time

Both species grow together for about 7 wk a year. Most strongly from late September to late September.

Curve from 132 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 whitish with a large, uniform brown disc in the center that cracks radially, forming a star-shaped pattern with projecting scales. Stem slender, with a delicate pattern less contrasting than in the Parasol, and a movable ring; flesh white, not changing color.

Reclassified: iNat: synonim M. mastoidea (351447), KOLIZJA z wierszem macrolepiota-mastoidea; scal lub usun klase [taxon-fix 2026-06-08]

Similar (be careful)Confusions documented in our database

DeathcapAmanita phalloides

deadly

The Slender Parasol has a cap that cracks in a star pattern, with brown scales, and a patterned stem; the Deathcap has a uniform olive cap and a white volva. Always check the base of the stem.

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