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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.

Bay CupPeziza badia

conditionally edible

Bay CupPeziza badia

Photo: (c) Sharon Squazzo, some rights reserved (CC BY)

Habitat

mixed forests

deciduous forests

under pines

under spruce

Season

from July to October

Pezizaceae

2–10 cm

Season

Out of seasonOut of season. It usually grows from mid-July to mid-October.

Today · 22–28 Octout of season

how often reportedpeak

Season

Jul–Oct

Peak

Aug–Sep

Reports

–estimate

Too few observations for a curve. The season shape is an estimate from the atlas months.

Key features

Fruit body cup-shaped, fairly deep, brittle; interior (hymenium) red-brown to olive brown, exterior paler, finely granular. Grows gregariously on soil, without a stem, attached directly. Raw, it contains hemolytic toxins; after parboiling it is eaten in some countries, but not recommended.

Reclassified: reclassified from 'mild_toxic' per adversarial verify | synonim iNat -> Legaliana badia [taxon-fix 2026-06-08]

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