Is DMT A Cactus?

Is DMT A Cactus? Hallucinogenic Plants and Cacti. Banisteriopsis caapi and Psychotropia viridis are two Amazonian plants used to prepare ayahuasca. Hallucinogenic tryptamine alkaloids (N,N-dimethyl-tryptamine or DMT) and beta-carbolines are found in leaves, stem, and roots. What animal is DMT from? Several sea sponges: brominated DMT analogs, notably 5-Bromo-DMT: Smenospongia aurea: 5-Bromo-DMT. Smenospongia echina: 5,6-Dibromo-DMT.