H. Baillon, Histoire des plantes, vol. 9 (Paris: Librairie Hachette, 1888), figure
431 (jimson weed) and figure 437 (henbane).
Figure on page 95: Pondering skeleton, adapted from Andreas Vesalius, De
humani corporis fabrica (1943), book 1, figure 22.
Chapter 9
Figure 9.1: Tobacco plant,Nicotiana tabacum: H. Baillon, Histoire des plantes,
vol. 9 (Paris: Librairie Hachette, 1888), figure 460.
Figure 9.2: Opium poppy, Papaver somniferum: H. Baillon, Histoire des plantes,
vol. 3 (Paris: Librairie Hachette, 1872), figure 113.
Figure 9.3: Coca plant, Erythroxylum coca: A. Mariani, Coca and its therapeutic
application, 2nd ed. (New York: J. N. Jaros, 1892).
Chapter 10
Figure 10.2: Human embryo between eighteen and twenty-one days old:
Henry Gray, Anatomy of the human body, 20th rev. ed., edited by W. H. Lewis
(1858; Philadelphia: Lea and Febiger, 1918), figure 59.
Figure 10.3: Axon growth cone drawings: S. Ramon y Cajal, Recuerdos de mi
vida (Madrid: Nicolas Moya, 1917), figure 21.
Figure 10.7: Hippocampus: Henry Gray, Anatomy of the human body, 20th rev.
ed., edited by W. H. Lewis (1858; Philadelphia: Lea and Febiger, 1918), figure
739.
Chapter 11
Figure 11.2: Phycomyces sporangiophore phototropism: Time-exposure photo-
graph by Prof. David S. Dennison of Dartmouth College; used with his kind
permission.