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Psilocybe semilanceata

(Fr.) P. Kumm. 1871

Psilocybe semilanceata
FamilyHymenogastraceae
GenusPsilocybe
PotencyHigh
Cultivable❌ No
HabitatMeadow saffron — Acid grasslands

Common Names

🇪🇸 SpanishMongui, Gorrita de la libertad
🇬🇧 EnglishLiberty Cap

Description

Small, potent fungus from temperate zones that grows in acidic pastures and meadows, associated with the roots of certain grasses.

Ecology

Saprophytic in fertilized meadows or in symbiosis with grasses.

lens_blur Cap (Pileus)

Size:0.5-2.5 cm
Shape:Conical with acute papilla
Color:Brown to straw-colored
Surface:Hygrophanous
Margin:Striated

view_list Gills (Hymenium)

Attachment:Adnexa
Color:Olive to purple
Spacing:Narrow

straighten Stipe (Stem)

Size:4-10 x 0.1-0.2 cm
Color:Pale
Surface:Flexible
Ring/Veil:Without ring

blur_circular Spores (Microscopy)

Shape:Ellipsoids
Dimensions:11-14 x 7-9 µm
Print:Purplish-brown
Wall:Thick
Germ pore:Present

colorize Flesh

Color:Pale
Bruising:Weak blueness
Odor:Earthy
Taste:Soft

Alkaloid Profile (% Dry Weight)

Psilocybin
0.50 – 0.98%
Psilocin
0.00 – 0.02%
Baeocystin
0.10 – 0.36%
Total max:1.36% dry weight

Sources

Gartz 1994

Habitat and Ecology

🌍TypeMeadow saffron
🌱SubstrateAcid grasslands
⛰️Elevation0-6562 ft
📅SeasonAutumn

Geographic Distribution

EuropeNorth AmericaChiliNew Zealand

⚠️ Lookalike Species

Confusion with these species can be dangerous or fatal. Always consult an expert mycologist.

info
Panaeolus papilionaceus — Non-toxic

Harmless, bell more obtuse, does not bruise blue.

📚 Scientific References

  • Gartz 1994
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