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How to Identify Fool's Mushroom, Crusty Hebeloma

Hebeloma crustuliniforme
POISONOUS — DO NOT CONSUME Season // Aug-Oct Family // Hymenogastraceae

Description

Hebeloma crustuliniforme is characterized by its brown, slightly sticky cap that can reach up to 8 cm in diameter. The gills are closely spaced and pale, while the stem is sturdy and often bulbous at the base.

Key Identification Features

Field marks recorded for this species. Work through all of them, not just one:

  • Cap is brown and sticky when wet
  • Gills are pale and closely spaced
  • Sturdy, bulbous stem
  • Flesh is white and does not change color when cut
  • Spore print is brown

Specimen Profile

FamilyHymenogastraceae
GenusHebeloma
EdibilityPoisonous — do not consume
Toxicitymedium
SeasonAug-Oct
HabitatTypically found in grassy areas, especially in association with coniferous trees.
RegionWidely distributed across Europe and North America.

Habitat & Distribution

Habitat: Typically found in grassy areas, especially in association with coniferous trees.

Region: Widely distributed across Europe and North America.

Seasonality

Fruits from late summer to early autumn.

Typical months: Aug-Oct

Common Lookalikes

Always verify identification to avoid these similar species. The differentiator is the point — learn the one or two tells that separate them:

Hebeloma mesophaeum (unknown)

HOW TO TELL APART

Similar appearance but has a more pronounced yellowish hue and grows in different habitats.

Cortinarius species (unknown)

HOW TO TELL APART

Can be similar in color but has a different gill structure and spore print.

Inocybe species (unknown)

HOW TO TELL APART

Often has a more slender stem and different spore characteristics.

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Disclaimer: This guide is for educational purposes only. Never consume a wild mushroom unless you are 100% certain of its identification.