It’s probably not a coincidence that European exploration and expansion had led to the availability of various hallucinogenic substances.
Yep. Thanks to one of your links, i Just spent a good while checking out the artist watts
https://www.theartstory.org/artist/watts-george-frederic/
He was a precursor to painters like Odilon Redon, one of my favorite artists for his dreamlike qualities in his paintings and wild colors and symbolism- seemingly hallucinatory in nature. Several of Watts paintings reminded me of his.