Panaeolus antillarum

Panaeolus antillarum is a common and widely distributed small to medium-sized gray mushroom which grows on dung. It is edible but not commonly eaten. Found from northern North America through Mexico into northern South America.[1]

Panaeolus antillarum
Scientific classification
Kingdom:
Fungi
Division:
Basidiomycota
Class:
Agaricomycetes
Order:
Agaricales
Family:
Bolbitiaceae
Genus:
Panaeolus
Species:
P. antillarum
Binomial name
Panaeolus antillarum
(Fr.) Dennis
Synonyms

Agaricus antillarum
Agaricus solidipes
Panaeolus phalaenarum
Panaeolus sepulchralis
Psilocybe antillarum

Panaeolus antillarum
float
Mycological characteristics
gills on hymenium
cap is convex
hymenium is adnexed
stipe is bare
spore print is black
ecology is saprotrophic
edibility: edible

It is often mistaken for Panaeolus semiovatus var. phalaenarum or Panaeolus cyanescens, the latter species can be distinguished by the thinner, grayer cap and blue bruising.

Description
  • Cap: 3 to 6 cm, bell-shaped to convex, white to light gray or yellowish, The caps are thick, smooth, often with fine wrinkles and acquire a silver white shiny color in age.
  • Gills: Gray in young specimens, turning black as the spores mature.
  • Spore print: Jet black.
  • Stipe: 4 to 22 cm long and .5 to 2 cm thick, solid, sometimes slightly larger at the base.
  • Taste: Fungal.
  • Odor: Fungal.
  • Microscopic features: Spores ellipsoid, 15 - 20 (21) x 10 - 14 x 8 - 10(11) μm. Cheilocystidia cylindrical to narrowly utriform, colorless, 30 - 45 μm. Sulphidia clavate, sometimes with a stalk, 25 - 50 μm. Basidia four spored, 30 - 35 micrometers long.[2]
  • Panaeolus antillarum
  • Panaeolus antillarum
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See also

References
  1. Stamets, Paul (1996). Psilocybin Mushrooms of the World. Berkeley: Ten Speed Press. ISBN 0-9610798-0-0.
  2. Gerhardt, Ewald. TAXONOMISCHE REVISION DER GATTUNGEN PANAEOLUS UND PANAEOLINA. ISBN 3-510-48018-X.
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