FIELD
GUIDE

Tiny lawn conecap with a blue stem base; a near twin of the deadly Pholiotina species.

Psilocybin-active Conocybe recorded from Oaxaca, Mexico; known from traditional Mazatec use.

Tiny bog-moss conecap of the Pacific Northwest with a faintly blueing stem base.

Psilocybin-active Galerina described from Germany and very rarely recorded.

Psilocybin-active Gymnopilus recorded from North America and eastern Asia.

Psilocybin-active Gymnopilus recorded from Eastern United States.

Psilocybin-active Gymnopilus recorded from Jalisco, Mexico.

Tropical scaly rustgill of wood chips and mulch, with lilac-tinged scales when young.

Psilocybin-active Gymnopilus recorded from Punjab province, Pakistan.

Psilocybin-active Gymnopilus recorded from United States.

Large golden wood-rotting mushroom in dense clumps at tree bases; some populations contain psilocybin, many do not.

Psilocybin-active Gymnopilus recorded from Warm parts of the Americas.

Rusty-spored wood rotter with yellow gills and mild psilocybin content.

Psilocybin-active Gymnopilus recorded from Eastern United States.

Psilocybin-active Gymnopilus recorded from Eastern United States.

Psilocybin-active Gymnopilus recorded from Gulf coast of the United States and Mexico.

Wood-chip species with purple-red tones, naturalised in Germany and known from South America and Australia.

Psilocybin-active Gymnopilus recorded from Mexico.

Psilocybin-active Gymnopilus recorded from United States.

Psilocybin-active Gymnopilus recorded from Eastern United States.

Psilocybin-active Gymnopilus recorded from Pacific Northwest of the United States.

One of the very few psilocybin-containing fibrecaps, but the genus is dominated by muscarine-poisonous species.

Psilocybin-active Inocybe recorded from Western Australia.

Psilocybin-active Inocybe recorded from Northern and central Europe.

Woodland fibrecap with a green-tinged umbo; one of very few psilocybin-containing Inocybe, and the genus is otherwise deadly.

Psilocybin-active Inocybe recorded from Europe, scattered records.

Psilocybin-active Inocybe recorded from Central and northern Europe.

Psilocybin-active Panaeolus recorded from New Zealand and Australia.

African dung species of elephant and hippo dung in savanna and wetland margins.

Psilocybin-active Panaeolus recorded from Yunnan, south-west China.

Psilocybin-active Panaeolus recorded from North Africa, southern Europe and introduced elsewhere.

Psilocybin-active Panaeolus recorded from Cambodia and mainland South-East Asia.

Psilocybin-active Panaeolus recorded from Tropical South America.

A cosmopolitan, often weedy mottlegill found in lawns, compost and manured ground.

Pale, dung-loving tropical species with black spores and strong bluing.

Psilocybin-active Panaeolus recorded from Widespread in temperate regions.

Psilocybin-active Panaeolus recorded from Tropical Africa.

Psilocybin-active Panaeolus recorded from India and tropical Asia.

Psilocybin-active Panaeolus recorded from Tropical South America.

Weakly active grassland mottlegill with an olive tint, common on lawns and pasture.

Psilocybin-active Panaeolus recorded from Sri Lanka, tropical Asia and Pacific islands.

Psilocybin-active Panaeolus recorded from Tamil Nadu, southern India.

Tropical dung species very close to Panaeolus cyanescens, with strongly blueing thin flesh.

Psilocybin-active Panaeolus recorded from Venezuela and tropical Asia.

Psilocybin-active Pluteus recorded from Tropical Americas.

North American shield mushroom of rotting hardwood with a blueing stem base, split from P. salicinus.

Small European shield mushroom of wood debris with a distinctly blue stem base.

Psilocybin-active Pluteus recorded from Multicontinental species complex.

Psilocybin-active Pluteus recorded from Tropical South America.

Psilocybin-active Pluteus recorded from Basque Country, Spain.

Psilocybin-active Pluteus recorded from Central Europe.

Psilocybin-active Pluteus recorded from Kerala, southern India.

Psilocybin-active Pluteus recorded from United States.

Woodland shield mushroom on rotting hardwood, with free pink gills and a weak psilocybin content.

Psilocybin-active Pluteus recorded from Eastern United States.

Psilocybin-active Pluteus recorded from New Zealand.

Psilocybin-active Pluteus recorded from Europe.

Psilocybin-active Psilocybe recorded from Brazil.

Near-identical to P. cyanescens but with a flat, non-wavy cap margin.

A less-studied southeastern Australian species close to the Psilocybe subaeruginosa complex.

Psilocybin-active Psilocybe recorded from Taiwan.

Psilocybin-active Psilocybe recorded from Antioquia, Colombia.

Psilocybin-active Psilocybe recorded from Tropical South America.

Psilocybin-active Psilocybe recorded from Mexico.

Georgia (USA) species that readily forms sclerotia, closely related to P. mexicana.

A poorly documented, Auckland-centred psilocybin species with strong dark blue staining.

Wood-chip and forest-litter species of south-eastern Australia, often treated as a close relative of P. subaeruginosa.

High-altitude Mexican species of pine forest litter on the slopes of Popocatepetl and neighbouring volcanoes.

The most potent known Psilocybe, found on coastal dune grass and driftwood.

Dark, sticky-capped conifer mulch species of the Pacific Northwest.

Psilocybin-active Psilocybe recorded from Veracruz, Mexico.

Psilocybin-active Psilocybe recorded from Brazil.

Psilocybin-active Psilocybe recorded from Papua New Guinea.

Psilocybin-active Psilocybe recorded from South and Central America.

Psilocybin-active Psilocybe recorded from Pacific Northwest of the United States.

The Mesoamerican "derrumbe" of bare, disturbed soil; one of the species used in traditional Mazatec ceremony.

Uncommon eastern North American species on hardwood debris.

Psilocybin-active Psilocybe recorded from Chile and southern South America.

Psilocybin-active Psilocybe recorded from Yunnan, China.

Psilocybin-active Psilocybe recorded from Argentina.

Psilocybin-active Psilocybe recorded from Colombia.

Psilocybin-active Psilocybe recorded from Democratic Republic of the Congo.

Psilocybin-active Psilocybe recorded from Mexico.

Large, ringed, dung-loving species and the most widely cultivated psilocybin mushroom.

Wood-chip species with a strongly wavy cap margin and dramatic blue bruising.

Pacific coastal species of mulched gardens and riverbank brush, named for the blue fibrils on its stem.

Psilocybin-active Psilocybe recorded from Mexico and Guatemala.

Psilocybin-active Psilocybe recorded from Brazil.

Australian species fruiting in eucalypt leaf litter and garden mulch, close to P. subaeruginosa.

Psilocybin-active Psilocybe recorded from Brazil.

Psilocybin-active Psilocybe recorded from Mexico.

Psilocybin-active Psilocybe recorded from Mexico and tropical America.

Small blueing dung and pasture species of UK and European grassland, with a fine cobwebby ring zone.

Psilocybin-active Psilocybe recorded from Pacific Northwest of the United States.

Psilocybin-active Psilocybe recorded from Amazonian Brazil.

Mexican grassland species that forms underground sclerotia, closely allied to P. mexicana and P. tampanensis.

Psilocybin-active Psilocybe recorded from Galicia, north-west Spain.

Psilocybin-active Psilocybe recorded from Eastern United States.

Psilocybin-active Psilocybe recorded from Colombia.

Psilocybin-active Psilocybe recorded from Puerto Rico.

Psilocybin-active Psilocybe recorded from Madagascar.

Psilocybin-active Psilocybe recorded from Mexico.

Psilocybin-active Psilocybe recorded from Pyrenees of northern Spain.

Small Mexican woodland species with a long drawn-out nipple on the cap, used ceremonially as "pajaritos".

Psilocybin-active Psilocybe recorded from Arizona, south-western United States.

Psilocybin-active Psilocybe recorded from Colombia and tropical South America.

Psilocybin-active Psilocybe recorded from India.

Psilocybin-active Psilocybe recorded from KwaZulu-Natal, South Africa.

Psilocybin-active Psilocybe recorded from Mexico.

Psilocybin-active Psilocybe recorded from Mexico.

Psilocybin-active Psilocybe recorded from Jalisco, Mexico.

Psilocybin-active Psilocybe recorded from Papua New Guinea.

Psilocybin-active Psilocybe recorded from Colombia.

Psilocybin-active Psilocybe recorded from Chile.

Small European grassland species recognised by a detachable gelatinous thread along the gill edge.

North African cedar-forest species of Morocco and Algeria, historically linked to Saharan rock art.

A rarely recorded endemic New Zealand forest species described from the Makarora area.

Psilocybin-active Psilocybe recorded from Lesotho and South Africa.

Psilocybin-active Psilocybe recorded from Mexico.

European conifer-forest species of mossy tracks and woody debris, long confused with P. silvatica.

Psilocybin-active Psilocybe recorded from Mérida, Venezuela.

Psilocybin-active Psilocybe recorded from California, United States.

Psilocybin-active Psilocybe recorded from New Mexico, United States.

Small grassland species of central Mexico with a long ethnobotanical history.

Psilocybin-active Psilocybe recorded from Mexico.

Mexican montane species of fir and pine forest, known in Nahuatl tradition as "mujercitas" or little women.

Psilocybin-active Psilocybe recorded from Mexico.

Southern African grassland species of manured veld, resembling a pale cubensis.

Psilocybin-active Psilocybe recorded from India.

Psilocybin-active Psilocybe recorded from Mexico and tropical America.

Psilocybin-active Psilocybe recorded from Veracruz, Mexico.

Psilocybin-active Psilocybe recorded from Shaanxi, China.

Psilocybin-active Psilocybe recorded from Florida, United States.

Psilocybin-active Psilocybe recorded from China.

Spring-fruiting riverside species of the eastern USA.

Psilocybin-active Psilocybe recorded from Papua New Guinea.

Psilocybin-active Psilocybe recorded from São Paulo, Brazil.

Small conifer-forest species resembling a slender liberty cap.

Psilocybin-active Psilocybe recorded from Venezuela.

Psilocybin-active Psilocybe recorded from Eastern United States.

Psilocybin-active Psilocybe recorded from Caribbean and tropical South America.

Psilocybin-active Psilocybe recorded from Puerto Rico.

Psilocybin-active Psilocybe recorded from India.

Psilocybin-active Psilocybe recorded from Mexico.

Cool-temperate riverside species of Quebec, fruiting on sandy alluvial soil and buried wood.

Psilocybin-active Psilocybe recorded from Brazil.

Psilocybin-active Psilocybe recorded from Himalayan region, Nepal and India.

Psilocybin-active Psilocybe recorded from Mexico.

Small potent Thai species of paddy-field soil, first described from the island of Koh Samui.

Psilocybin-active Psilocybe recorded from Mexico.

Small grassland species with a sharply pointed cap; one of the most potent wild Psilocybe.

Psilocybin-active Psilocybe recorded from Japan.

Central European woodland species of stream banks and wood debris; includes the former P. bohemica and P. moravica.

Psilocybin-active Psilocybe recorded from British Columbia, Canada and the Pacific Northwest.

Northern conifer-forest species very close to P. pelliculosa, fruiting on rotting woody debris.

Psilocybin-active Psilocybe recorded from Mexico.

Grassland relative of the liberty cap with a rounded, non-nippled cap and a slender straight stem.

Lawn and mulch species with a persistent ring, notorious for growing beside deadly Galerina.

Psilocybin-active Psilocybe recorded from Brazil.

Psilocybin-active Psilocybe recorded from Japan, Java and eastern Australia.

The main potent wood-loving Psilocybe of Australia and New Zealand.

Psilocybin-active Psilocybe recorded from Papua New Guinea.

Psilocybin-active Psilocybe recorded from Japan and eastern Asia.

Pantropical dung species extremely close to P. cubensis, separated chiefly by smaller spores.

Psilocybin-active Psilocybe recorded from Tropical Africa.

Mexican subtropical species of humus and plant debris in coffee-growing country.

Rare wild species best known for the sclerotia it forms underground.

Small Australasian species of dung, mulch and grassy roadsides across Tasmania, mainland Australia and New Zealand.

Psilocybin-active Psilocybe recorded from Thailand.

Psilocybin-active Psilocybe recorded from Thailand.

Psilocybin-active Psilocybe recorded from Thailand.

Psilocybin-active Psilocybe recorded from Uruguay and Argentina.

Psilocybin-active Psilocybe recorded from Veracruz, Mexico.

Psilocybin-active Psilocybe recorded from Japan.

Psilocybin-active Psilocybe recorded from Mexico.

Psilocybin-active Psilocybe recorded from Kerala, India.

Psilocybin-active Psilocybe recorded from Georgia, south-eastern United States.

Psilocybin-active Psilocybe recorded from Caribbean and Mexico.

An endemic New Zealand pouch-shaped psilocybin mushroom whose enclosed form is unlike a typical open-capped mushroom.

Psilocybin-active Psilocybe recorded from Veracruz, Mexico.

Small tropical wood-rotting species of cloud forest, fruiting in dense clusters on rotting hardwood.

Psilocybin-active Psilocybe recorded from Caribbean islands.

Psilocybin-active Psilocybe recorded from Caribbean islands.

Robust Latin American species of swampy ground, often clustered.

Psilocybin-active Psilocybe recorded from Taiwan and China.

Classic edible field mushroom with pink gills that darken to chocolate brown.

The iconic red-and-white mushroom; psychoactive but through muscimol, not psilocybin, and genuinely toxic.

Brown-capped relative of the fly agaric with a stronger and more dangerous dose of the same toxins.

The deadliest mushroom in the world; responsible for most fatal mushroom poisonings.

Pure white deadly Amanita of conifer and birch woodland.

Orange-brown webcap whose toxin destroys the kidneys weeks after ingestion.

Small brown wood-rotting mushroom containing the same amatoxins as the death cap. The single most dangerous lookalike for wood-loving Psilocybe.

Bright yellow clustered wood rotter, very bitter and gastrointestinally toxic.

Small silky fibrecap loaded with muscarine, common on woodland paths.

Small scaly parasol-like mushroom containing amatoxins, common in parks and lawns.

Tough-stemmed lawn mushroom that grows in arcs and rings.

The most common small brown mushroom in mown lawns and the usual false positive for liberty caps.

Tiny lawn mushroom with a movable ring that carries death-cap toxins.

Sticky yellow dome on dung, an inactive lookalike for dung Psilocybe.