PsychonautWiki has an excellent
The ayahuasca recipes
feature Syrian Rue seeds and either Mimosa hostilis or Acacia confusa root bark,
all of which can be bought legally over the internet.
And like the baseless fabric of this vision, The cloud-capped towers, the gorgeous palaces, The solemn temples, the great globe itself— Yea, all which it inherit—shall dissolve, And like this insubstantial pageant faded, Leave not a rack behind. We are such stuff As dreams are made of, and our little life Is rounded with a sleep.
— William Shakespeare