Pelecyphora is a genus of cacti, comprising 2 species. They originate from Mexico. Pelecyphora is known for its medicinal properties and may have been utilized as a psychoactive in the same way as Lophophora williamsii. It is known as "Peyotillo". Taxonomy The two accepted species are: Synonymy At genus level The genus Encephalocarpus A.Berger has been brought into synonymy with Pelecyphora. At species level The following are synonyms of species now placed outside of Pelecyphora: Pelecyphora aselliformis var. pectinata (= Mammillaria pectinifera) Pelecyphora pectinata (= Mammillaria pectinifera) Pelecyphora pseudopectinata (= Turbinicarpus pseudopectinatus) Pelecyphora valdeziana (= Turbinicarpus valdezianus) Pelecyphora plumosa (= Turbinicarpus valdezianus) Pelecyphora pulcherrima (= Turbinicarpus pseudopectinatus) Psychoactivity Pelecyphora aselliformis: Mescaline (Less than 0.00002% in dry weight) Neal et al. 1972 Conservation status Both P. aselliformis and P. strobiliformis are classified as being of Least Concern on the IUCN Red List, however both species are contained in Appendix 1 of CITES species (Convention on International Trade in Endangered Species) as at June 2013. References Cactoideae Cactoideae genera