A mix of ethnobotany, folklore, green witchcraft, occult, and science.
A fully-illustrated, thoroughly-researched resource for writers and world-builders.
An all-in-one book for druid, healers, alchemists, and poinsoners -- perect as an in-world item and applicable in all fantasy (and most modern) settings.
A system-agnostic toolkit for game masters everywhere, complete with tiops on including the plants in your campaigns -- and creating new, exciting pieces of flora.