San Pedro cactus

Last updated February 07, 2026

San Pedro cactus may refer to several species or infraspecies of cactus potentially containing mescaline, particularly:

Trichocereus macrogonus var. pachanoi, synonyms including Trichocereus pachanoi and Echinopsis pachanoi

But also, less commonly:

Echinopsis cuzcoensis
Echinopsis lageniformis
Trichocereus macrogonus
- Trichocereus macrogonus var. macrogonus, synonyms including Trichocereus peruvianus and Echinopsis peruvianus

See also

Trichocereus peruvianus (Peruvian torch)

No ring subs.	CYB004 (deuDMT) DALT DBT DET (T-9) DiPT DMT DPT EiPT EPT iPALT (ALiPT) MALT McPT MET MiPT MPT NMT PALT PiPT SPL028 (D₂-DMT) Tryptamine (T)
4-Hydroxytryptamines	4-HO-DALT (daltocin) 4-HO-DBT 4-HO-DET (ethocin; CZ-74) 4-HO-DiPT (iprocin) 4-HO-DPT (deprocin) 4-HO-EPT (eprocin) 4-HO-MALT (maltocin) 4-HO-McPT 4-HO-MET (metocin) 4-HO-MiPT (miprocin) 4-HO-MPT (meprocin) 4-HO-NALT 4-HO-NBnT 4-HO-NET 4-HO-NiPT 4-HO-NPT 4-HO-TMT 4-HO-5-MeO-DMT 4-HO-T (4-HT) 4-MeO-DMT CYB003 (deupsilocin) Psilocin (4-HO-DMT; CX-59) 4-Phosphoryloxytryptamines: Aeruginascin (4-PO-TMT) Baeocystin (4-PO-NMT) Ethocybin (4-PO-DET; CEY-19) Norbaeocystin (4-PO-T) Psilocybin (4-PO-DMT; CY-39) 4-Acyloxytryptamines: 4-AcO-DALT (daltacetin) 4-AcO-DET (ethacetin) 4-AcO-DiPT (ipracetin) 4-AcO-DMT (psilacetin) 4-AcO-DPT (depracetin) 4-AcO-EiPT (ethipracetin) 4-AcO-EPT 4-AcO-MALT 4-AcO-McPT 4-AcO-MET (metacetin) 4-AcO-MiPT (mipracetin) 4-AcO-MPT 4-GO-DMT (RE-109) 4-PrO-DiPT 4-PrO-DMT 4-PrO-MET Luvesilocin (4-GO-DiPT; RE-104, FT-104)
5-Hydroxytryptamines	5-HO-MET Bufotenin (5-HO-DMT) Serotonin (5-HT; 5-HO-T) 5-Acyloxytryptamines: O-Acetylbufotenine (5-AcO-DMT) O-Pivalylbufotenine (5-t-BuCO-DMT)
5-Methoxytryptamines	4-HO-5-MeO-DMT 5-MeO-2,N,N-TMT 5-MeO-DALT 5-MeO-DBT 5-MeO-DET 5-MeO-DiPT 5-MeO-DMT (mebufotenin) 5-MeO-DPT 5-MeO-EiPT 5-MeO-MALT 5-MeO-MET 5-MeO-MiPT 5-MeO-MsBT 5-MeO-NiPT 5-MeO-NMT 5-MeO-T-NBOMe 5-MeO-T-NB3OMe 5-MeO-T (5-MT) ASR-3001 (5-MeO-iPALT) NB-5-MeO-DALT NB-5-MeO-MiPT
Other ring subs.	2,N,N-TMT (2-methyl-DMT) 4,N,N-TMT (4-methyl-DMT) 5-Bromo-DMT 5-Chloro-DMT 5-Fluoro-DMT 5-PhO-T (OVT2) 5-N,N-TMT (5-methyl-DMT) 7,N,N-TMT (7-methyl-DMT) 5-MeO-2,N,N-TMT 6-Fluoro-DMT 6-Hydroxy-DET (6-HO-DET) Bretisilocin (GM-2505; 5-fluoro-MET) NBoc-DMT (NB-DMT)
α-Alkyltryptamines	4-HO-AMT 4-Methyl-AMT 5-Fluoro-AMT 6-Fluoro-AMT AMT (Indopan) α-Methylserotonin (5-HO-αMT) α,N,N-TMT (α-Me-DMT; Alpha-N) N-Hydroxy-AMT 5-Methoxy-α-alkyltryptamines: 5-MeO-AET 5-MeO-AMT (α,O-DMS; Alpha-O) α,N,O-TMS (5-MeO-α,N-DMT) α,N,N,O-TeMS (5-MeO-α,N,N-TMT)
Others	N-DEAOP-Ts (e.g., N-DEAOP-NET, N-DEAOP-NMT, 5-MeO-N-DEAOP-NMT, 5-MeO-N-DEAOP-NET) Structure undisclosed: CT-4201 EB-002 (EB-373) MSP-1014 MYCO-004
Cyclized	Ergolines/lysergamides (e.g., LSD) Ibogalogs (e.g., ibogainalog, tabernanthalog) O-Methylnordehydrobufotenine Partial ergolines (e.g., NDTDI, RU-28306, CT-5252) Piperidinylethylindoles (e.g., pip-T) Pyrrolidinylethylindoles (e.g., pyr-T, 5-MeO-pyr-T) Pyrrolidinylmethylindoles (e.g., MPMI, 4-HO-MPMI (lucigenol), 5-MeO-MPMI, MSP-2020) Tetrahydropyridinylindoles (e.g., RU-28253 (5-MeO-THPI), NEtPhOH-THPI)
Bioisosteres	Benzofurans (e.g., 5-MeO-DiBF (1-oxa-5-MeO-DiPT), dimemebfe (5-MeO-BFE; 1-oxa-5-MeO-DMT), mebfap (5-MeO-3-APB; 1-oxa-5-MeO-AMT)) Benzothiophenes (e.g., 3-APBT (1-thia-AMT)) Indazolethylamines (e.g., AL-38022A, O-methyl-AL-34662) Indenylethylamines (e.g., C-DMT) Isotryptamines (e.g., 6-MeO-isoDMT, Ro60-0175) MYCO-005 Quinolinylethylamines (e.g., mefloquine)

Scalines	2-Bromomescaline 4-D (4-trideuteromescaline) 4-Desoxymescaline (desoxy) Allylescaline (AL) Beta-D (β-D; β-dideuteromescaline) Cyclopropylmescaline (CPM) Difluoroescaline (DFE) Difluoromescaline (DFM) N,N-Diformylmescaline Escaline (E) Fluoroescaline (FE) Fluoroproscaline (FP) N-Formylmescaline Isobuscaline (IB) Isoproscaline (IP) Jimscaline Mescaline (M; 3,4,5-TMPEA) Metadifluoromescaline (MDFM) Metaescaline (ME) Methallylescaline (MAL) N-Methylmescaline (M-M) Proscaline (P) Tomscaline Trichocereine (N,N-dimethylmescaline; MM-M) Trifluoroescaline (TFE) Trifluoromescaline (TFM) Thioscalines: 3-Thioasymbescaline (3-TASB) 3-Thioescaline (3-TE) 3-Thiomescaline (3-TM) 3-Thiometaescaline (3-TME) 4-Thioasymbescaline (4-TASB) 4-Thioescaline (4-TE) 4-Thiomescaline (4-TM) 5-Thioasymbescaline (5-TASB) Thiobuscaline (TB; 4-TB) Thioproscaline (TP; 4-TP)
2C-x	2C-B 2C-Bu 2C-C 2C-CN 2C-CP 2C-D 2C-E 2C-EF 2C-F 2C-H 2C-I 2C-iBu 2C-iP 2C-N 2C-P 2C-Se 2C-Se-TFM 2C-tBu 2C-TFE 2C-TFM 2C-YN 2C-V 2C-T-x: 2C-T 2C-T-2 2C-T-3 (2C-T-20) 2C-T-4 2C-T-7 2C-T-8 2C-T-9 2C-T-13 2C-T-15 2C-T-16 2C-T-17 2C-T-19 2C-T-21 2C-T-21.5 2C-T-22 2C-T-25 2C-T-27 2C-T-28 2C-T-30 CYB210010 (2C-T-TFM, 2C-T-36) 2C-O-x: 2C-O (2,4,5-TMPEA; TMPEA-2) 2C-O-4 2C-O-22 Others: 2C-B-AN 2C-DB 2C-G-x (e.g., 2C-G-3, 2C-G-5) β-Keto-2C-B (βk-2C-B) β-Keto-2C-I (βk-2C-I) β-Methyl-2C-B (BMB) BOx (e.g., BOB, BOD, BOHB) HOT-x (e.g., HOT-2, HOT-7, HOT-17) N-Ethyl-2C-B TWEETIOs (e.g., 2CB-2-EtO, 2CD-2-EtO, 2CD-5-EtO, 2CE-5-EtO, 2CE-5iPrO, 2CT2-5-EtO, ASR-2001 (2CB-5-PrO))
3C-x	3C-AL 3C-BZ 3C-DFE 3C-E 3C-MAL 3C-P TMA (3C-M)
DOx	DOAM DOB DOBU DOC DOEF DOET DOH (2,5-DMA) DOI DOIB DOIP DOM DON DOPR DOTFM DOYN Aleph-x (DOT-x): Aleph (DOT) Aleph-2 Aleph-4 Aleph-6 Aleph-7 TMA-2 and derivatives (Mxx): MALM MEM MDFEM MFEM MIPM MMALM MPM MTFEM TMA-2 Others: DODB DODC DOM-NBOMe DOTMA Ganeshas (G-x) (e.g., Ganesha (G, G-0), G-3, G-5) N-Hydroxy-DOM
4C-x	4C-B 4C-D (Ariadne) 4C-I 4C-P (4C-Pr) 4C-T-2 4C-TFM
Ψ-PEA	2,4,6-TMPEA-NBOMe Ψ-2C-DFMO (ψ-2C-O-35) Ψ-2C-T-4 Ψ-DODFMO Ψ-DOM TMA-6 (Ψ-TMA-2)
MDxx	5-Methyl-MDA 6-Methyl-MDA DMMDA DMMDA-2 EIDA EMDA-2 IDA Lophophine (MMDPEA) Lys-MDA MDA (tenamfetamine) MDHMA (FLEA; MDMOH) MDMA (midomafetamine; ecstasy) MDOH MMDA MMDA-2 MMDA-3a MMDA-3b MMDMA N-t-BOC-MDMA (R)-MDMA
FLY	2C-B-FLY 2C-B-BUTTERFLY 2C-B-DragonFLY 2CBFly-NBOMe Bromo-DragonFLY DOB-FLY DOH-FLY TFMFly Hemi/semi-FLY drugs: 2CB-5-hemiFLY DOH-5-hemiFLY (semi-fly; SF) DOB-5-hemiFLY (bromo-semi-fly; B-SF)
25x-NB (NBOMes)	25x-NBOMe: 25B-NBOMe 25C-NBOMe 25CN-NBOMe 25D-NBOMe 25E-NBOMe 25F-NBOMe 25G-NBOMe 25H-NBOMe 25I-NBOMe 25iP-NBOMe 25N-NBOMe 25O-NBOMe 25P-NBOMe 25T-NBOMe 25T2-NBOMe 25T4-NBOMe 25T7-NBOMe 25TFM-NBOMe 25x-NBOH: 25B-NBOH 25C-NBOH 25CN-NBOH 25E-NBOH 25I-NBOH Others: 2,4,6-TMPEA-NBOMe 25B-NB (N-benzyl-2C-B) 2C-B-AN 2C2-NBOMe 2CBCB-NBOMe 2CBFly-NBOMe DOM-NBOMe NBOMe-escaline NBOMe-mescaline TGF-8027
Others	25B-NAcPip 2-DM-DOM 4-HA 5-DM-DOM Benzofurans (e.g., 5-APB, 5-APDB, 6-APB, 6-APDB, F, F-2, F-22) Benzothiophenes (e.g., 5-APBT, 6-APBT) CT-5172 DMAs (e.g., 2,4-DMA, 3,4-DMA) Fenfluramine MMA (3-MeO-4-MA) Norfenfluramine PEA-NDEPAs (e.g., 25D-NM-NDEAOP, DOB-NDEPA, DOI-NDEPA, DOM-NDEPA, DOTFM-NDEPA, M-NDEPA, TMA-2-NDEPA) PMA (4-MA) Thio-2Cs (e.g., 2C-5-TOET) Thio-DOx (e.g., 2-TOM, 5-TOET, 5-TOM, TOMSO) TMAs (e.g., TMA-3, TMA-4, TMA-5) ZDCM-04 (DOC-fenethylline) Structure undisclosed: CYB005
Cyclized	1-Aminomethylindanes (e.g., 2CB-Ind, jimscaline) 2-Aminoindanes (e.g., DOM-AI) 3-Benzazepines (e.g., lorcaserin) 3-Phenylpiperidines (e.g., LPH-5, LPH-48) Benzocyclobutenes (e.g., 2CBCB-NBOMe, TCB-2, tomscaline) Benzoxepins (e.g., BBOX, IBOX, TFMBOX) DMBMPP (juncosamine) Ergolines/lysergamides (e.g., LSD) Glaucine Partial ergolines (e.g., NDTDI, DEIMDHPCA, DEMPDHPCA, DEMTMPDHPCA, DEMNDHPCA) Phenylcyclopropylamines (e.g., DMCPA, TMT) Phenyloxazolamines (aminorexes) (e.g., 2C-B-aminorex) Pyridopyrroloquinoxalines (e.g., IHCH-7113) Z3517967757 ZC-B

No substitutions: Ergine (LSA, LA-111)
Isoergine (iso-LSA, iso-LA)

1-Alkyllysergamides (prodrugs): Methysergide (1-methylmethylergonovine; UML-491)
MLA-74 (1-methyl-LAE)
MLD-41 (1-methyl-LSD)
MPD-75 (1-methyl-LPD)
OML-632 (1-hydroxymethyl-LSD)

1-Acyllysergamides (prodrugs): 1-Formyl-LSD
1B-LSD
1BP-LSD
1Bz-LSD
1cP-AL-LAD
1cP-LSD
1cP-MiPLA
1D-AL-LAD
1D-LSD
1DD-LSD
1F-LSD
1Fe-LSD
1H-LSD
1P-AL-LAD
1P-ETH-LAD
1P-LSD
1P-MiPLA
1S-LSD
1SB-LSD (1BS-LSD)
1T-AL-LAD
1T-LSD
1V-LSD
ALA-10 (1-acetyl-LAE; 1A-LAE)
ALD-52 (1-acetyl-LSD; 1A-LSD)

Bioisosteres: JRT (isoindole-LSD)

Others

Arylpiperazines (e.g., 2C-B-PP, 2-NP, mCPP, MK-212, ORG-12962, pCPP, pFPP, quipazine, TFMPP)
Dihydrobenzoxazines (e.g., efavirenz)
Phenoxyethylamines (e.g., CT-4719, ORG-37684)
Pyridopyrroloquinoxalines (e.g., IHCH-7113)
Quinazolinylethylamines (e.g., RH-34)

Natural sources

Phenethylamines: Pachycereus pringlei (saguesa, elephant cactus, cardon)
Peyote (Lophophora williamsii; peyotl)
Echinopsis cacti (e.g., San Pedro, Peruvian torch)

See also: Hallucinogens
Entactogens
Tryptamines
Phenethylamines
Ergolines and lysergamides
Serotonin receptor modulators
List of psychedelic drugs

This page is an index of articles on plant species (or higher taxonomic groups) with the same common name (vernacular name).
If an internal link led you here, you may wish to edit the linking article so that it links directly to the intended article.

This page is based on this Wikipedia article
Text is available under the CC BY-SA 4.0 license; additional terms may apply.
Images, videos and audio are available under their respective licenses.