Cannabis

The definitive story of cannabis, from its evolution and biological quirks to its role in human history In this entertaining natural history, Rob DeSalle provides a glimpse into the biological world through the lens of the marijuana plant. A close relative of hops with a surprising place in the botanical tree of life, cannabis has a unique life cycle, has evolved pathways for over four hundred compounds, and makes one thousand or so different chemicals that are stored in its tissues–some of which are the basis of its famed psychoactive properties.