Fifty Plants That Changed the Course of HistoryBook - 2010
[This] is a beautifully presented guide to the plants that have had the greatest impact on human civilization. Weaving together strands of economic, political, and industrial history, each entry is a fascinating look at the most influential plants known to mankind. -- P.  of cover.
Publisher: Richmond Hill, Ont. : Firefly Books, 2010.
Characteristics: 223 p. : ill. (chiefly col.), ports. (chiefly col.) ; 24 cm.
Alternative Title: 50 plants that changed the course of history