EPENA By N., Sam M.S. - 90 Hallucinogenic snuff made from the bark of South American trees of the Virola genus. The active ingredient is similar to LSD. EPENA: "Epena is a snuff made in South America with similar properties to LSD." Related Psychology Terms LYSERGIC ACID (LSD) HALLUCINOGEN Cultural Norms & Values in the African-American Population TOBACCO AYAHUASCA MESCALINE Using the Hamilton Depression Rating Scale: A Case Study on Grief AMERICAN PSYCHIATRIC ASSOCIATION NUTMEG LSI) 1 Cite this page: N., Sam M.S., "EPENA," in PsychologyDictionary.org, April 7, 2013, https://psychologydictionary.org/epena/ (accessed February 5, 2023).