List of Psilocybe species
The following list are the majority of known species in the bluing/psychoactive clade of Psilocybe.:
- P. acutipilea (Speg.)  Guzman
- P. angustipleurocystidiata  Guzman
- P. antioquiensis  Guzman, Saldarr., Pineda, G. Garcia & L.-F. Velazquez
- P. atlantis Guzman , Hanlin & C. White
- P. aquamarina (Pegler) (aka Stropharia aquamarina Pegler)
- P. arcana Borovicka & Hlavacek
- P. argentipes K. Yokoy.
- P. armandii Guzman & S.H. Pollock
- P. aucklandii Guzman , C.C. King & Bandala
- P. australiana Guzman & Watling
- P. aztecorum R. Heim
- P. aztecorum var. bonetii (Guzman) Guzman (aka P. bonetii Guzman )
- P. azurescens Stamets & Gartz
- P. baeocystis Singer & A.H. Smith
- P. banderiliensis Guzman
- P. barrerae Cifuentes & Guzman
- P. bohemica Sebek ex Sebek (syn. Hypholoma coprinifacies (Rolland) Herink ss. Herink)
- P. brasiliensis Guzman
- P. brunneocystidiata Guzman & Horak
- P. caeruleoannulata Singer ex Guzman
- P. caerulescens Murrill var. caerulescens (aka P. caerulescens var. 'albida R. Heim; P. caerulescens var. mazatecorum R. Heim; P. mazatecorum R. Heim; P. caerulescens var. nigripes R. Heim)
- P. caerulescens var. ombrophila (R. Heim) Guzman (aka P. caerulescens var. mazatecorum, P. ombrophila R. Heim; P. mixaeensis R. Heim)
- P. caerulipes (Peck) Sacc.
- P. carbonaria Singer
- P. chiapanensis Guzman
- P. collybioides Singer & A.H. Smith
- P. columbiana Guzman
- P. coprinifacies (Rolland) Pouzar s. auct., non s. Herink, non s. Krieglsteiner (see discussion)
- P. cordispora R. Heim
- P. cubensis (Earle) Singer (aka Stropharia cubensis Earle; P. cubensis var. caerulescens (Murrill) Singer & A.H. Smith; S. subcyanescens Rick; S. cyanescens Murrill; S. caerulescens (Pat.) Singer]
- P. cyanescens Wakef. (non sensu Krieglsteiner)
- P. cyanofibrillosa Guzman & Stamets
- P. dumontii Singer ex Guzman
- P. eucalypta Guzman & Watling
- P. fagicola R. Heim & Cailleux
- P. farinacea Rick ex Guzman  (aka P. albofimbriata (Rick) Singer)
- P. fimetaria (P.D. Orton) Watling (aka P. caesieannulata Singer; Stropharia fimetaria P.D. Orton)
- P. fuliginosa (Murrill) A.H. Smith
- P. furtadoana Guzman
- P. galindoi Guzman (aka P. galindii Guzman )
- P. goniospora (Berk. & Broome) Singer (aka P. lonchophora (Berk. Broome) Horak ex Guzman )
- P. graveolens Peck
- P. guatapensis Guzman, Saldarriaga, Pineda, Garcia & Velazquez
- P. guilartensis Guzman, Tapia & Nieves-Rivera
- P. heimii Guzman
- P. heliconiae Guzman, Saldarriaga, Pineda, Garcia & Velazquez
- P. herrerae Guzman
- P. hispanica Guzman
- P. hoogshagenii R. Heim var. hoogshagenii (aka P. caerulipes var. gastonii Singer; P. zapotecorum R. Heim s. Singer)
- P. hoogshagenii R. Heim var. convexa Guzman (aka P. semperviva R. Heim & Cailleux)
- P. inconspicua Guzman & Horak
- P. indica Sathe & J.T. Daniel
- P. isabelae Guzman
- P. jacobsii Guzman
- P. jaliscana Guzman
- P. kumaenorum R. Heim
- P. laurae Guzman
- P. lazoi Singer (this is a doubtful neurotropic species, considered first by Guzman (1983) as a synonym of P. zapotecorum, but Singer, 1986, claimed that this is a not bluing fungus independent of that of Guzman, 1983]
- P. liniformans Guzman & Bas var. liniformans
- P. liniformans var. americana Guzman & Stamets
- P. mairei Singer (aka Hypholoma cyanescens Maire; Geophila cyanescens (Maire) Kuhner & Romagn.; non P. cyanescens s. Krieglsteiner]
- P. makarorae Johnst. & Buchanan
- P. mammillata (Murrill) A.H. Smith
- P. meridensis Guzman
- P. mexicana R. Heim
- P. moravica Borovicka
- P. moravica var. sternberkiana Borovicka
- P. moseri Guzman
- P. muliercula Singer & A.H. Smith (aka P. wassonii R. Heim)
- P. natalensis Gartz, Reid, Smith & Eicker
- P. natarajanii Guzman (aka P. aztecorum var. bonetii (Guzman) Guzman s. Natarajan & Raman]
- P. ochreata (Berk. & Broome) Horak exGuzman
- P. ovoideocystidiata  Guzman et Gaines
- P. papuana Guzman & Horak
- P. paulensis (Guzman & Bononi) Guzman (aka P. banderiliensis var. paulensis Guzman & Bononi)
- P. pelliculosa (A.H. Smith) Singer & A.H. Smith
- P. pericystis Singer
- P. pintonii Guzman
- P. pleurocystidiosa Guzman
- P. plutonia (Berk. & M.A. Curtis) Sacc.
- P. portoricensis Guzman , Tapia & Nieves-Rivera
- P. pseudoaztecorum Natarajan & Raman (aka P. aztecorum var. aztecorum sensu Natarajan & Raman; "P. subaztecorum"Guzman , 1995)
- P. puberula Bas & Noordel.
- P. quebecensis Ola'h & R. Heim
- P. ramulosa (Guzman & Bononi) Guzman (aka P. zapotecorum var. ramulosum Guzman & Bononi)
- P. rostrata (Petch) Pegler
- P. rzedowskii Guzman
- P. samuiensis Guzman , Bandala & Allen
- P. sanctorum Guzman
- P. schultesii Guzman & S.H. Pollock
- P. semilanceata (Fr. : Secr.) P. Kumm. (aka P. semilanceata var. caerulescens (Cooke) Sacc.: P. cookei Singer; non P. callosa (Fr. : Fr.) Quel., which is P. strictipes Singer & A.H. Smith]
- P. septentrionalis (Guzman) Guzman (aka P. subaeriginascens Hohn. var. septentrionalis Guzman )
- P. serbica Moser & Horak (non ss. Krieglsteiner)
- P. sierrae Singer (aka P. subfimetaria Guzman & A.H. Sm.)
- P. silvatica (Peck) Singer & A.H. Smith
- P. singerii Guzman
- P. strictipes Singer & A.H. Smith (aka P. callosa (Fr. : Fr.) Quel. s.Guzman , 1983; P. semilanceata var. obtusa Bon; P. semilanceata var. microspora Singer ?]
- P. stuntzii Guzman & Ott
- P. subacutipilea Guzman , Saldarriaga, Pineda, Garcia & Velazquez
- P. subaeruginascens Hohn. var. subaeruginascens (aka P. aerugineo-maculans (Hohn.) Singer & A.H. Smith]
- P. subaeruginosa Cleland
- P. subcaerulipes Hongo
- P. subcubensis Guzman
- P. subtropicalis Guzman
- P. subyungensis Guzman
- P. subzapotecorum Guzman
- P. tampanensis Guzman & S.H. Pollock
- P. tasmaniana Guzman & Watling
- P. uruguayensis Singer ex Guzman
- P. uxpanapensis Guzman
- P. venenata (S. Imai) Imaz. & Hongo (aka P. fasciata Hongo; Stropharia caerulescens S. Imai)
- P. veraecrucis Guzman & Perez-Ortiz
- P. villarrealii Guzman
- P. wassoniorum Guzman & S.H. Pollock
- P. wayanadensis K.A. Thomas, Manim. & Guzman
- P. weilii Guzman, Tapia & Stamets
- P. weldenii Guzman
- P. wrightii Guzman
- P. xalapensis Guzman & A. Lopez
- P. yungensis Singer & A.H. Smith (aka P. yungensis var. diconica Singer & A.H. Smith; P. yungensis var. acutopapillata Singer & A.H. Smith; P. isaurii Singer; P. acutissima R. Heim)
- P. zapotecorum R. Heim emend. Guzman (aka P. aggericola Singer & A.H. Smith)

# See Also
- Mushroom hunting
- Psilocybin mushrooms