Stropharia cubensis, a.k.a. Psilocybe cubensis (native to Cuba; the most commonly consumed psychoactive psilocybe, due to relatively high psilocybin content and ease of cultivation)
Psilocybe aztecorum var. bonetii (a.k.a. P. bonetii Guzmán)
Psilocybe azurescens
Psilocybe baeocystis
Psilocybe banderiliensis
Psilocybe barrerae
Psilocybe bohemica Sebek (a.k.a. P. coprinifacies s. Herink, non s. Krieglsteiner)
Psilocybe brasiliensis Guzmán
Psilocybe brunneocystidiata Guzmán & Horak
Psilocybe caeruleoannulata Singer ex Guzmán
Psilocybe caerulescens Murrill var. caerulescens (a.k.a. P. caerulescens var. albida R. Heim; P. caerulescens var. mazatecorum R. Heim; P. mazatecorum R. Heim; P. caerulescens var. nigripes R. Heim)
Psilocybe caerulescens var. ombrophila (R. Heim) Guzmán (a.k.a. P. caerulescens var. mazatecorum P. ombrophila R. Heim; P. mixaeensis R. Heim)
Psilocybe caerulipes (Peck) Sacc.
Psilocybe carbonaria Singer
Psilocybe chiapanensis Guzmán
Psilocybe collybioides Singer & A.H. Sm.
Psilocybe columbiana Guzmán
Psilocybe coprinifacies (Rolland) Pouzar s. auct., non s. Herink, non s. Krieglsteiner) (see discussion)
Psilocybe cordispora R. Heim
Psilocybe cubensis (Earle) Singer [a.k.a. Stropharia cubensis Earle; P. cubensis var. caerulescens (Murrill) Singer & A.H. Sm.; Stropharia subcyanescens Rick; S. cyanescens Murrill; S. caerulescens (Pat.) Singer]
Psilocybe cyanescens Wakef. (non sensu Krieglsteiner)
Psilocybe cyanofibrillosa
Psilocybe dumontii
Psilocybe eucalypta
Psilocybe fagicola
Psilocybe fagicola
Psilocybe farinacea (a.k.a. P. albofimbriata Rick Singer)
Psilocybe heliconiae Guzmán, Saldarriaga, Pineda, García & Velázquez
Psilocybe herrerae Guzmán
Psilocybe hispanica Guzmán
Psilocybe hoogshagenii R. Heim var. hoogshagenii (a.k.a. P. caerulipes var. gastonii Singer; P. zapotecorum R. Heim s. Singer)
Psilocybe hoogshagenii R. Heim var. convexa Guzmán (a.k.a. P. semperviva R. Heim & Cailleux)
Psilocybe inconspicua Guzmán & Horak
Psilocybe indica Sathe & J.T. Daniel
Psilocybe isabelae Guzmán
Psilocybe jacobsii Guzmán
Psilocybe jaliscana Guzmán
Psilocybe kumaenorum R. Heim
Psilocybe laurae Guzmán
Psilocybe lazoi Singer [this is a doubtful neurotropic species, considered first by Guzmán (1983) as a synonym of P. zapotecorum, but Singer, 1986, claimed that this is a not bluing fungus independent of that of Guzmán, 1983]
Psilocybe liniformans Guzmán & Bas var. liniformans
Psilocybe liniformans var. americana Guzmán & Stamets
Psilocybe mairei Singer [a.k.a. Hypholoma cyanescens Maire; Geophila cyanescens (Maire) Kühner & Romagn.; non Psilocybe cyanescens s. Krieglsteiner]
Psilocybe makarorae Johnst. & Buchanan
Psilocybe mammillata (Murrill) A.H. Sm.
Psilocybe meridensis
Psilocybe moseri Guzmán
Psilocybe muliercula Singer & A.H. Sm. (a.k.a. P. wassonii R. Heim)
Psilocybe natalensis Gartz, Reid, Smith & Eicker
Psilocybe natarajanii Guzmán [a.k.a. P. aztecorum var. bonetii (Guzmán) Guzmán s. Natarajan & Raman]
Psilocybe ochreata (Berk. & Broome) Horak ex Guzmán
Psilocybe papuana Guzmán & Horak
Psilocybe paulensis (Guzmán & Bononi) Guzmán (a.k.a. P. banderiliensis var. paulensis Guzmán & Bononi)
Psilocybe pelliculosa (A.H. Sm.) Singer & A.H. Sm.
Psilocybe pseudoaztecorum Natarajan & Raman (a.k.a. P. aztecorum var. azte-corum sensu Natarajan & Raman; "P. subaztecorum" Guzmán, 1995)
Psilocybe puberula Bas & Noordel.
Psilocybe quebecensis Ola'h & R. Heim
Psilocybe ramulosa (Guzmán & Bononi) Guzmán (a.k.a. P. zapotecorum var. ramulosum Guzmán & Bononi)
Psilocybe rostrata (Petch) Pegler
Psilocybe rzedowskii Guzmán
Psilocybe samuiensis Guzmán, Bandala & Allen
Psilocybe sanctorum Guzmán
Psilocybe schultesii Guzmán & S.H. Pollock
Psilocybe semilanceata (Fr. : Secr.) P. Kumm. [a.k.a. P. semilanceata var. caerulescens (Cooke) Sacc.: P. cookei Singer; non P. callosa (Fr. : Fr.) Quél., which is P. strictipes Singer & A.H. Sm.]
Psilocybe septentrionalis (Guzmán) Guzmán (a.k.a. P. subaeriginascens Höhn. var. septentrionalis Guzmán)
Psilocybe sierrae Singer (a.k.a. P. subfimetaria Guzmán & A.H. Sm.)
Psilocybe silvatica (Peck) Singer & A.H. Sm.
Psilocybe singerii Guzmán
Psilocybe strictipes Singer & A.H. Sm. [a.k.a. P. callosa (Fr. : Fr.) Quél. s. Guzmán, 1983; P. semilanceata var. obtusa Bon; P. semilanceata var. microspora Singer ?]
Psilocybe stuntzii Guzman & Ott
Psilocybe subacutipilea Guzmán, Saldarriaga, Pineda, García & Velázquez
Psilocybe subaeruginascens Höhn. var. subaeruginascens [a.k.a. P. aerugineo-maculans (Höhn.) Singer & A.H. Sm.]
Psilocybe subaeruginosa Cleland
Psilocybe subcaerulipes Hongo
Psilocybe subcubensis Guzmán
Psilocybe subtropicalis Guzmán
Psilocybe subyungensis Guzmán
Psilocybe subzapotecorum Guzmán
Psilocybe tampanensis Guzmán & S.H. Pollock
Psilocybe tasmaniana Guzmán & Watling
Psilocybe uruguayensis Singer ex Guzmán
Psilocybe uxpanapensis Guzmán
Psilocybe venenata (S. Imai) Imaz. & Hongo (a.k.a. P. fasciata Hongo; Stropharia caerulescens S. Imai)
Psilocybe veraecrucis Guzmán & Pérez-Ortiz
Psilocybe villarrealii Guzmán
Psilocybe wassoniorum Guzmán & S.H. Pollock
Psilocybe weilii Guzmán, Tapia & Stamets
Psilocybe weldenii Guzmán
Psilocybe wrightii Guzmán
Psilocybe xalapensis Guzmán & A. López
Psilocybe yungensis Singer & A.H. Sm. (a.k.a. P. yungensis var. diconica Singer & A.H. Sm.; P. yungensis var. acutopapillata Singer & A.H. Sm.; P. isaurii Singer; P. acutissima R. Heim)
Psilocybe zapotecorum R. Heim emend. Guzmán (a.k.a. P. aggericola Singer & A.H. Sm.)
