Rahul Sharma (Editor)

Psilocybe quebecensis

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Kingdom
  
Fungi

Class
  
Agaricomycetes

Family
  
Strophariaceae

Scientific name
  
Psilocybe quebecensis

Division
  
Basidiomycota

Order
  
Agaricales

Genus
  
Psilocybe

Rank
  
Species

Psilocybe quebecensis Anyone ever have luck locating Psilocybe quebecensis Mushroom

Similar
  
Psilocybe graveolens, Psilocybe subaeruginascens, Psilocybe mescaleroensis, Psilocybe liniformans var ameri, Psilocybe plutonia

Psilocybe quebecensis is a moderately active hallucinogenic mushroom in the section Aztecorum, having psilocybin and psilocin as main active compounds. Native to Quebec, it is the most northern known psilocybin mushroom. Macroscopically this mushroom somewhat resembles Psilocybe baeocystis.

Contents

Psilocybe quebecensis Champignons du Qubec Psilocybe quebecensis

Psilocybe quebecensis fungi kingdom


Etymology

Named for the province Quebec, where it was discovered.

Description

Psilocybe quebecensis Champignons du Qubec Psilocybe quebecensis

  • Cap: 1–3 cm (0.39–1.18 in) (3.5 cm or 1.38 in) in diameter. Nearly hemispheric to convex at first, becoming subcampanulate to more or less plane when mature, viscid and even to translucent-striate when moist, hygrophanous, brownish to straw colored, yellowish to milk white when dry. Surface smooth, may become finely wrinkled with age, flesh whitish. Readily stains blue-green where injured.
  • Gills: Adnate, thin, moderately broad to swollen in the middle. Grayish yellow with green tones becoming dark brown at maturity, with the edges remaining whitish.
  • Spore Print: Dark purplish brown.
  • Stipe: 2–3.5 cm (0.79–1.38 in) (4.5 cm or 1.77 in) long by 1–2 mm (0.039–0.079 in) (2.5 mm or 0.098 in) thick. Equal, slightly subbulbous, smooth to striate, brittle, tough, and fibrous, base is furnished with long conspicuous rhizomorphs. Yellowish or brownish towards the base, whitish when dry, partial veil cortinate, and soon disappearing, no annulus present, readily bruises blue.
  • Taste: Somewhat farinaceous
  • Odor: Farinaceous
  • Microscopic features: Spores ellipsoid to subovoid in side and face view some spores mango shaped, 8.8–11 µm (16 µm) × 6.6–7.7 µm (8.8 µm). Basidia 15–20 µm (28 µm) 4-spored. Pleurocystidia present, 12–25 µm (35 µm) × (3 µm) 5–10 µm (15 µm), relatively polymorphic, often fusiform-ventricose or ampullaceous. Cheilocystidia (18 µm) 22–36 µm × 5.5–8.8 µm (10 µm), fusoid-ampullaceous with an extended neck, 2–3.3 µm thick, abundant, forming a sterile band, sometimes with a hyaline viscous drop at the apex.

    • Habitat and formation

    Psilocybe quebecensis mushroomobserverorgimages320272332jpg

    Solitary to gregarious, rarely cespitose, on rotting wood, particularly in the outwashes of streams in the decayed-wood substratum of alder, birch, fir and spruce in the late summer and fall. Reported from Quebec, Canada specifically in the Jacques-Cartier River Valley, fruiting at a temperature of 6 to 15 °C (43 to 59 °F) from summer to late October. Recently found in the United States (Michigan).

    Psilocybe quebecensis Psilocybe quebecensis Wikipedia

    Psilocybe quebecensis Identification request Possible Psilocybe quebecensis DELETED

    Psilocybe quebecensis Mushroom Observer Observation 113524 Psilocybe quebecensis Ola39h

    References

    Psilocybe quebecensis Wikipedia
    (Text) CC BY-SA