A Drug or Similar Agent Able to Induce Dreaming

This page is the CodyCross answer for the clue below from Botanical Garden, Group 1439, Puzzle 3 (Heliconias).

Question is: A Drug or Similar Agent Able to Induce Dreaming

and the answer is: ONEIROGEN

Word Meaning:

ONEIROGEN — Any drug, herb, etc. that produces or enhances a dream-like state of consciousness.

Definitions from Wiktionary.