Elssa seeds, crushed into fine powder, were the prime ingredient of the narcotic Dontworry.
Sources
Underworld Appendix: Swoops, Spice, and Wretched Rogues on Hyperspace (article) (content obsolete and backup link not available)
In other languages
Elssa seeds, crushed into fine powder, were the prime ingredient of the narcotic Dontworry.
Underworld Appendix: Swoops, Spice, and Wretched Rogues on Hyperspace (article) (content obsolete and backup link not available)