Focusing on the human relationship with plants, the author of Second nature uses botany to explore four basic human desires, sweetness, beauty, intoxication, and control, through portraits of four plants that embody them, the apple, tulip, marijuana, and potato. Every school child learns about the mutually beneficial dance of honeybees and flowers; the bee collects nectar and pollen to make honey and, in the process, spreads the flowers' genes far...

"The second edition of this critically acclaimed and award-winning text provides a comprehensive overview of the psychiatry and neuroscience of Cannabis sativa (marijuana). It outlines the very latest developments in our understanding of the human cannabinoid system, and links this knowledge to clinical and epidemiological facts about the impact of cannabis on mental health. Clinically focused chapters review not only the direct psychomimetic properties...

Combat veteran Peter Ash leaves a simple life rebuilding hiking trails in Oregon to help his good friend Henry Nygaard, whose daughter runs a Denver security company that protects cash-rich cannabis entrepreneurs from modern-day highwaymen. Henry's son-in-law and the company's operations manager were carrying a large sum of client money when their vehicle vanished without a trace, leaving Henry's daughter and her company vulnerable.