Brown Roll-Rim

Paxillus

Brown Roll-Rim is a brown fungus that has a unique shape! It can often be found in woodlands and likes to grow near trees.

Habitat: Woodlands

Appearance

The Brown Roll-Rim has a cap that starts convex with a distinctive inrolled margin, flattening and becoming funnel-shaped with age. Its color ranges from yellowish-brown to olive-brown, often with darker streaks. The gills are yellowish, easily detached, and bruise reddish-brown when handled.

KingdomFungiPhylumBasidiomycotaClassAgaricomycetesOrderBoletalesFamilyPaxillaceaeGenusPaxillus

Brown Roll-Rim

Interesting facts

Despite being a fungus, it's more closely related to boletes than gilled mushrooms!

It was once thought edible, but is now known to be deadly poisonous!

Its scientific name, 'Paxillus,' means a small peg, referring to its stem.

This mushroom can cause your body's immune system to attack itself!

Special abilities

Brown Roll-Rim can connect its roots with trees, sharing nutrients that help both organisms grow stronger.

Brown Roll-Rim can absorb heavy metals from the soil, which helps clean the environment but makes it dangerous to eat.

Brown Roll-Rim releases countless spores into the air, helping it spread far and wide to new forest homes.

Measurements & details

Height: 4-10 cm
Edibility: deadly
Cap Diameter: 5-15 cm
Growth Substrate: soil
Season: Late summer to autumn
Spore Color: Brownish-yellow

Ecological connections

symbiotic with

Silver Birch

Betula pendula

Helps this tree absorb water and nutrients from the soil.

symbiotic with

Norway Spruce

Picea abies

Forms vital nutrient-sharing partnership with its roots.

eaten by

Black Slug

Arion ater

This slug often feeds on its decaying mushroom caps.

Traits

Deciduous

Discover the magic of plants that shed all their leaves during a particular season, often putting on a spectacular show of fall colors first. They get ready for a fresh start!

Spore Producing

Discover how some plants and fungi create tiny little "seeds" called spores to help them grow new life! These tiny particles drift in the air, spreading new generations far and wide.