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Inky mushroom

Agaricus moelleri

A species of Agaricus, Also known as Inky agaricus

The inky mushroom is a widespread agaric mushroom, often seen in disturbed settings such as parklands and along roadsides. When bruised or cut, it becomes yellow and releases a distinctive inky odor, hence the common name inky mushroom. It is considered poisonous.

Cap Diameter:

4 - 9 cm

Odor:

Inky, reminiscent of carbolic soap.

General Info About Inky mushroom

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Attributes of Inky mushroom

Cap Diameter

4 - 9 cm

Height

5 - 10 cm

Cap

Cap 5 - 10 cm across; convex to flat; grey; with scales; turns yellows when bruised

Cap Shape

Convex, Flat

Cap Surfaces

Fibrillose-scaly

Gills

Free; crowded; brown, pink

Gill Attachment

Free

Stem

Stem 6 - 10 cm long, 1 - 1.5 cm thick; bulbous base; white; turns yellows when bruised

Stem Shapes

Bulbous

Stem Surfaces

Smooth

Flesh

White to yellow

Ring

On the stem; pendulous; white

Ring

With Ring

Spore Print Color

Brown

Odor

Inky, reminiscent of carbolic soap.

Body Color

Gray

White

Flesh Bruises

Discolor to yellowish

Growth Form

Gregarious

Nutrient Gathering

Saprophytic

Substrate

On soil

You can find Inky mushroom by these plants:

Oaks, Ashes

Occurence Habitats

Deciduous Woodland, Meadows

Species Status

Widespread

Endangered Species

How to Identify Inky mushroom

Fruiting Body Cap Gills

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Habitat of Inky mushroom

Inky mushroom thrive in deciduous woodlands and are commonly found beneath hedgerows. They grow saprobically, often seen in small groups or individually.

Scientific Classification of Inky mushroom

Phylum

Club fungi

Class

Mushroom-forming fungi

Order

Gilled fungi

Family

Agaricaceae

Genus

Agaricus

Toxicity and Edibility of Inky mushroom

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Is Inky mushroom Toxic?

Inky mushroom thrives in damp, deciduous forests during fall. High humidity and temperate climate enhance its proliferation. It poses a toxic threat to humans, causing digestive issues, vertigo, and blood circulation problems. Distinguishing features include a brownish cap, and yellow staining when bruised. Caution in identification is crucial to avoid these effects.

Type of poisoning

Gastrointestinal

Toxic Severity

Low to high toxicity

Incubation Period

0.5-6 hours

Poisoning Symptoms

Digestive issues, vertigo, vision complications, blood circulation troubles.

Similar Species to Inky mushroom

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Tips for Finding Inky mushroom

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What are the Ideal Soil Conditions for Inky mushroom

Rich, often moist, deciduous woodland soil.

What are Some Tips for Finding Inky mushroom

Search around the base of hardwood trees, particularly in forested areas with leaf litter.
Inspect beneath hedgerows, as these are common sites where inky mushroom may cluster.
Gently move aside leaf litter and fallen debris in wooded areas to uncover inky mushroom.
Check for inky mushroom in the vicinity of decaying wood, as their saprobic nature leads them to such substrates.
Repeat searches in known habitats, as inky mushroom can reappear in the same locations if conditions are favorable.