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Panaeolus olivaceus

Panaeolus olivaceus

A species of Panaeolus

Panaeolus olivaceus typically grows in dung-rich environments, favoring warmer climates. Recognized by its dark, bell-shaped cap and slender stem, this mushroom often appears in small groups. The spores contribute to the coloration, making the gills underneath the cap distinctive. Seasonal growth patterns usually coincide with wet, humid weather, integral for the mushroom's development.

Cap Diameter
Cap Diameter:

1 - 5 cm

Odor
Odor:

Mildly mushroomy but not distinctive

General Info About Panaeolus olivaceus
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Attributes of Panaeolus olivaceus
Cap Diameter
1 - 5 cm
Cap
Cap 1 - 4 cm across; campanulate, convex; dark smoky-grayish to dark cinnamon; hygrophanous, smooth; incurved margin
Cap Surfaces
Smooth
Gills
Adnate to adnexed; close; pallid, mottled, slightly olive-greenish, becoming dark purplish gray-black, edge whitish
Gill Attachment
Attached
Stem
Stem 4 - 8 cm by 3 - 6 mm thick; equal, hollow, brittle; pruinose, grayish to ochraceous, tan or purple at the base; no veil remnants
Stem Cross Sections
Hollow or cottony hollow
Flesh
Thick; firm
Ring
Ringless
Spore Print Color
Black
Odor
Mildly mushroomy but not distinctive
Body Color
Brown
Green
Yellow
Red
Bronze
Gray
Purple
Flesh Bruises
The flesh or milk does not discolor when bruised or cut.
Growth Form
Scattered, Gregarious
Nutrient Gathering
Saprophytic
You can find Panaeolus olivaceus by these plants:
Spruces, Pines, European aspen
Species Status
Widely distributed
Endangered Species
No
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Habitat of Panaeolus olivaceus
Panaeolus olivaceus typically flourish in well-kept grassy environments like lawns and parks, preferring areas adjacent to structures with cultivated landscapes.
Uses of Panaeolus olivaceus
Panaeolus olivaceus is recognized for its hallucinogenic properties, due to the presence of psychoactive compounds. Its use is subject to legal restrictions and poses significant safety risks. Panaeolus olivaceus should only be handled by individuals aware of its effects and the legal implications of its use. It's not a commonly consumed edible mushroom, and caution is advised to avoid unintentional ingestion.
Scientific Classification of Panaeolus olivaceus
Similar Species to Panaeolus olivaceus
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Confusing Aspects of Dewdrop mottlegill and Panaeolus olivaceus?
Panaeolus olivaceus and Dewdrop mottlegill have similar stature and coloration, resulting in frequent misidentification.
How to Differentiate Between Dewdrop mottlegill and Panaeolus olivaceus?
Panaeolus olivaceus: Typically, it has a slightly hairy surface and a longer stem.

Dewdrop mottlegill: Generally, it bears a slightly striate, shorter stem.
How to Differentiate Between Petticoat mottlegill and Panaeolus olivaceus?
Panaeolus olivaceus: The cap margin tends to be smooth and regular.

Petticoat mottlegill: The cap margin sometimes hangs with white, toothlike partial veil fragments.
Tips for Finding Panaeolus olivaceus
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When is the Best Time to Find Panaeolus olivaceus
Search for panaeolus olivaceus shortly after periods of rain during humid, warm conditions. Late summer to early autumn often provides the optimal climate for finding panaeolus olivaceus.
What are the Ideal Soil Conditions for Panaeolus olivaceus
Enriched with manure, nutrient-rich.
What are Some Tips for Finding Panaeolus olivaceus
  • Explore manicured regions such as public parks or residential lawns where the ground is regularly maintained.
  • Focus on areas where sunlight penetrates the grass, as panaeolus olivaceus are more likely to be found in these sunlit spots.
  • Look for small, dark brown to olive-colored caps that distinguish panaeolus olivaceus from the surrounding grass.
  • Move slowly and methodically, scanning the ground to increase your chances of spotting these mushrooms.
How to Clean and Preserve Panaeolus olivaceus
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How to Clean Panaeolus olivaceus
To clean panaeolus olivaceus, gently brush off any debris with a soft brush. For more persistent dirt, lightly rinse under running water without soaking. Pat dry immediately to prevent water absorption and maintain integrity.
Tips on Dry Preservation of Panaeolus olivaceus
Drying Methods
Dehydrator Drying, Oven Drying, Air Drying
Drying Duration
6 - 12 months
Store in airtight containers, keep in a cool, dark, dry place with desiccants to maintain low humidity.
Dehydrator drying: Dehydrators effectively remove moisture at controlled temperatures, suitable for delicate fungal tissue.
Oven drying: Use a low temperature to slowly evaporate water without damaging tissues.
Air drying: Natural, gradual moisture removal; best in arid, warm climates with good airflow.
Common Questions People Also Ask
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