Modern Ayahuasca preparations are made by mixing plants (other than Banisteriopsis caapi) that contain harmala alkaloids, with plants (other than Diplopterys cabrerana or Psychotria viridis) that contain DMT. These non-traditional Ayahuasca brews are known as "Ayahuasca analogs". The most common substitutions in Ayahuasca analogs are: Replacing Banisteriopsis caapi with Peganum harmala (Syrian Rue), and replacing Diplopterys cabrerana or Psychotria viridis with Mimosa hostilis (Jurema).