@bigtom13
I don't know about Navajos, but last time I was kickin' It on the "rez" with my Mohave buddies, beer was the drug of choice, some dude handed me some pipe but I said no, it was containing "ice"and that guy was not Mohave but "Mexican" (and I didn't smoke any thank god)...

There where/are European witches/Warlocks that use these plants still...
https://en.wikipedia.org/wiki/Flying_ointment

/FF