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Bitter bolete

Tylopilus felleus

A species of Tylopilus

Bitter bolete(Tylopilus felleus) is found across Asia, Europe and North America. It prefers to fruit in the shade of various deciduous and coniferous forests. Despite its eponymous bitterness, which renders it inedible, it is not a poisonous species--fortunately for eager mushroom-hunters who mistake the bitter bolete for a more edible lookalike.

Cap Diameter:

5 - 18 cm

Odor:

Mildly mushroomy but not distinctive.

General Info About Bitter bolete

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Attributes of Bitter bolete

Cap Diameter

5 - 18 cm

Height

5 - 12 cm

Cap

Cap 5 - 13 cm; convex, nearly flat; brown to tan; smooth

Cap Shape

Convex, Flat

Cap Surfaces

Velvety, Smooth

Stem

Stem 4 - 10 cm long, 1.5 - 4 cm thick; club-shaped; whitish, pale brownish, pale brown, tan

Stem Shapes

Club Shaped

Stem Surfaces

With Reticulum

Flesh

Thick; soft; white; unchanging when sliced, sometimes slightly pinkish

Ring

Ringless

Spore Print Color

Pinkish clay

Odor

Mildly mushroomy but not distinctive.

Body Color

Brown

Bronze

White

Flesh Bruises

Discolor to pink or red

Growth Form

Solitary, Scattered, Gregarious

Nutrient Gathering

Mycorrhizal

Substrate

On soil

You can find Bitter bolete by these plants:

Pitch pine, Spruces, Pines

Occurence Habitats

Coniferous Woodland, Deciduous Woodland

Species Status

Widely distributed east of the Rocky Mountains

Endangered Species

How to Identify Bitter bolete

Fruiting Body Immature Fruiting Body Cap

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Habitat of Bitter bolete

The bitter bolete grows in mixed forests but it's typically associated with conifers, especially Hemlock (Tsuga). It appears in humus, and on forests debris or stumps.

Distribution Area of Bitter bolete

Eastern North America,Europe,Central America,northern Asia

Scientific Classification of Bitter bolete

Phylum

Club fungi

Class

Mushroom-forming fungi

Order

Boletes and allies

Family

Boletes

Genus

Tylopilus

Similar Species to Bitter bolete

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Tips for Finding Bitter bolete

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What are the Ideal Soil Conditions for Bitter bolete

Prefers acidic to neutral soils.

What are Some Tips for Finding Bitter bolete

Search under and around the canopy of oak and beech trees.
Look for bitter bolete in areas with well-drained, acidic to neutral soil conditions.
Inspect the forest floor in habitats with scattered or solitary growth patterns.
Explore both small groups and individual specimens, paying close attention to the ground around mature trees.