Psilocybe caerulipes

Psilocybe caerulipes, also known as Bluefoot is a psilocybin mushroom of the Agaricales family, having psilocybin and psilocin as main active compounds.

Description

 * Cap:  Less than 4 cm across, conic to plane in age, viscid when mist, often with greenish stains near the margin and sometimes with an umbo.  It is rusty brown to buff, fading to a lighter shade of buff as it dries.
 * Gills: Close, with adnate attachment. They are light brown at first, becoming a dark rusty brown as the spores mature.
 * Spores: Dark purple brown, 8x4x4 um, ellipsoid, thick walled, with a broad germ pore.
 * Stipe: 2 to 7 cm long, 2.5 mm thick, white. Slowly stains blue where bruised, taking a few hours for the color change to occur.
 * Taste: Farinaceous.
 * Odor: Slightly farinaceous.
 * Microscopic features: Basidia 2 and 4 spored. Pleurocystidia absent. Cheilocystidia 20-35 x 5-7 um.

Habitat and formation
Psilocybe caerulipes is found growing on decaying wood and wood chips throughout the midwest and east coast. This mushroom is found most commonly on maple, beech or birch wood. They are most prolific in deciduous forests near river valleys, preferring flood planes and overflow areas. They tend to grow in areas with a lot of elevation change and are rarer in flat locations.