Caapi leaf is all that SWIM has tried using to this point, it looks like tobacco leaf, is rather moderate and burns properly. He's been contacting it "Changa" but probably would be best(much more correct)to seek advice from it as "Enhanced Leaf". Avatar artwork created by not known Cambodian or https://charlieodqdq.blogdiloz.com/35417632/changa-copyright-for-sale-portugal-can-be-fun-for-anyone