Gymnopilus aeruginosus | |
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Gymnopilus aeruginosus growing from a pile of wood mulch | |
Scientific classification | |
Domain: | Eukaryota |
Kingdom: | Fungi |
Division: | Basidiomycota |
Class: | Agaricomycetes |
Order: | Agaricales |
Family: | Hymenogastraceae |
Genus: | Gymnopilus |
Species: | G. aeruginosus |
Binomial name | |
Gymnopilus aeruginosus | |
Synonyms | |
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Gymnopilus aeruginosus | |
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Gills on hymenium | |
Cap is convex | |
Hymenium is adnexed or adnate | |
Stipe has a ring | |
Spore print is yellow-orange | |
Ecology is saprotrophic | |
Edibility is psychoactive |
Gymnopilus aeruginosus, also known as the magic blue gym, is a mushroom-forming fungus that grows in clusters on dead wood and wood chip mulch. It is widely distributed and common in the Pacific Northwest. It has a rusty orange spore print and a bitter taste and contains the psychedelic chemical psilocybin. It was given its current name by mycologist Rolf Singer in 1951. [1]
The species is psychoactive, containing the hallucinogenic drugs psilocybin and psilocin. The specific epithet aeruginosus refers to the bluish staining caused by psilocin polymerization.
The cap is 5–15 cm across, convex with an incurved margin and expands to broadly convex to almost plane in age. The top is dry, fibrillose, and scaly, often with a blueish-green tinge when young. The color is variable, often with various bluish-green, pink, or vinaceous patches. The cap is sometimes cracked in age. The flesh is pallid to whitish, sometimes turning buff or pinkish-buff in age. The scales are tawny or reddish becoming dark brown.
The gills are close or crowded, and broad. They are buff to yellow-orange or ochre, and adnexed to adnate. They are at first slightly decurrent, often seceding. The edges are even to slightly rough.
Spores are 6—9 µm by 3.5—4.5 µm and have no germ pore. They are roughened and elliptical. Pleurocystidia are rare and clamp connections are present. The basidia each have four spores. Gymnopilus aeruginosus has a rusty to rusty-orange or rusty-cinnamon spore print.
The stipe is 5–12 cm long, 1.0—1.5 cm thick, and has a more or less equal structure. It is covered with appressed fibrils, soon disappearing. It is smooth, dry, dusted with rusty orange spores and has a cottony, scanty, yellowish, partially fibrillose veil that leaves an evanescent zone of hairs near the apex of the stipe. It is colored more or less like the cap; it is flesh whitish, tinged greenish or bluish-green, becoming yellowish or pinkish-brown when dry. It is solid but becomes hollow, and is sometimes striated.
Gymnopilus aeruginosus grows gregariously to cespitosely on stumps, logs, and woodchip mulch/sawdust on hardwood and conifers. It grows in spring, fall, and winter, and is common in the Pacific Northwest. It also grows in some of the southern states of the United States, such as Tennessee, and Georgia. G. aeruginosus is also found in Japan and Korea. [2]
Psilocybe baeocystis is a psilocybin mushroom of the family Hymenogastraceae. It contains the hallucinogenic compounds psilocybin, psilocin and baeocystin. The species is commonly known by various names such as bottle caps, knobby tops, blue bells, olive caps.
Gymnopilus luteofolius, known as the yellow-gilled gymnopilus, is a large and widely distributed mushroom that grows in dense clusters on dead hardwoods and conifers. It grows in late July to November in the east and in the winter on the west coast of North America. It has a rusty orange spore print and a bitter taste.
Psilocybe ovoideocystidiata is a psilocybin mushroom, having psilocybin and/or psilocin as main active compounds. It is closely related to P. subaeruginascens from Java, P. septentrionalis from Japan, and P. wayanadensis from India. This mushroom was first documented by Richard V. Gaines in Montgomery County, Pennsylvania in June 2003. Although it is sometimes confused with Psilocybe caerulipes, it can be distinguished by its rhomboid spores, larger stature, earlier fruiting season and membranous annulus.
Psilocybe caerulipes, commonly known as blue-foot, is a rare psilocybin mushroom of the family Hymenogastraceae, having psilocybin and psilocin as main active compounds. An older synonym is Agaricus caerulipes.
Gymnopilus purpuratus is a species of agaric fungus in the family Hymenogastraceae. It grows in clusters on dead wood, tree stumps and wood chip mulch. It is widely distributed and has been recorded in Argentina, Australia, Chile, New Zealand, the UK and Germany. It has a broadly convex cap covered in small dry reddish-brown scales, a stout yellow stem beneath reddish brown, wine-red to purple vertical fibres, and a thick rusty orange spore print.
Psilocybe strictipes is a mushroom that grows on grassy meadows and lawns; It is found throughout the cool temperate and subarctic regions of the Northern Hemisphere and it is most common in Europe, and the Pacific Northwest region of North America. It contains the psychoactive compound psilocybin is closely related to Psilocybe semilanceata and Psilocybe pelliculosa. Psilocybe strictipes is commonly confused with Psilocybe semilanceata and can be differentiated by its lack of a papilla and a convex to subumbonate cap. "Strictipes" comes from the Latin words stricti (narrow) and pes (foot).
Gymnopilus sapineus, commonly known as the scaly rustgill or common and boring gymnopilus, is a small and widely distributed mushroom which grows in dense clusters on dead conifer wood. It has a rusty orange spore print and a bitter taste. This species does not stain blue and lacks the hallucinogen psilocybin.
Gymnopilus liquiritiae is a mushroom in the family Hymenogastraceae. The mushroom is widely distributed and grows in dense clusters on dead conifer wood. It has a rusty orange spore print, a bitter taste, and does not contain the hallucinogen psilocybin. One of its key distinguishing features is the lack of partial veil.
Psilocybe fimetaria is a psilocybin mushroom, having psilocybin and psilocin as main active compounds. It grows exclusively on horse and cow dung.
Psilocybe graveolens is an extremely rare psilocybin mushroom which has psilocybin and psilocin as main active compounds, discovered in the salt marshes or "meadows" of Hackensack, New Jersey. This mushroom is known for its strong and persistent odor.
Psilocybe caerulescens, also known as landslide mushroom, is a psilocybin mushroom having psilocybin and psilocin as main active compounds. Along with Psilocybe mexicana and Psilocybe aztecorum, it is one of the mushrooms likely to have been used by the Aztecs and is currently used by Mazatec shamans for its entheogenic properties.
Psilocybe stuntzii, also known as Stuntz's blue legs and blue ringers it is a psilocybin mushroom of the family Hymenogastraceae, having psilocybin and psilocin as main active compounds.
Psilocybe cyanofibrillosa, also known as rhododendron psilocybe and blue-haired psilocybe, is a psilocybin mushroom of the family Hymenogastraceae having psilocybin and psilocin as main active compounds. First documented in 1980 in the Pacific Northwest, it is relatively uncommon and can be distinguished from other closely related species by its smaller spores and forking cheilocystidia. Psilocybe cyanescens also has forking cheilocystidia, but less often than Psilocybe cyanofibrillosa. Psilocybe cyanofibrillosa is also distinguished from Psilocybe cyanescens by an absence of pleurocystidia. The name of this species refers to the fibrils on the Stipe (mycology) that turn bluish in age, or when handled.
Gymnopilus luteus, known as the yellow gymnopilus, is a widely distributed mushroom-forming fungus of the Eastern United States. It contains the hallucinogens psilocybin and psilocin. It is often mistaken for G. speciosissimus and G. subspectabilis.
Gymnopilus viridans is a mushroom in the family Hymenogastraceae. It contains the hallucinogens psilocybin and psilocin. It is a rarely documented species, the last known collection being from the US state of Washington in 1912.
Gymnopilus validipes is a mushroom in the family Hymenogastraceae. It is widely distributed in North America and Europe.
Gymnopilus luteoviridis is a widely distributed mushroom-forming fungus of the Eastern United States that contains the hallucinogens psilocybin and psilocin.
Gymnopilus braendlei is a species of agaric fungus in the family Hymenogastraceae that contains the hallucinogens psilocybin and psilocin. It was originally described by mycologist Charles Horton Peck as Flammula braendlei, from specimens found in the District of Columbia in 1902.
Gymnopilus subspectabilis, commonly known as the big laughing mushroom, laughing gym, or giant gymnopilus, is a species of agaric fungus in the family Hymenogastraceae which contains the hallucinogenic drug psilocybin.
Lactarius torminosulus is a member of the large milk-cap genus Lactarius, in the order Russulales. A European species, it was officially described in 1996 from collections made in Norway. Fruit bodies (mushrooms) are small to medium-sized, yellowish orange in colour. Young specimens have a hairy cap margin; these hairs slough off in maturity—a field characteristic that can be used to help distinguish this species from the similar Lactarius torminosus. The fungus grows in a mycorrhizal association with dwarf birch species.