“This is the science that concerns itself with plants in their local association in the various climates. This science, as vast as its object, paints with a broad brush the immense space occupied by plants, from the regions of perpetual snows to the bottom of the ocean, and into the very interior of the earth, where there subsist in obscure caves some cryptogams that are as little known as the insects feeding upon them.”

Comparisons of the Date of First Contact, Date of Earliest Sustained Interaction, and Date of Earliest Record ofDepopulation from Disease for 11 Populations Used in this Stu

s could have resulted from smallpox movingfaster across space compared to other diseases

able 1 . List of the Earliest Accounts of Disease-Related Depopulation among a Native American Population Used in thisStudy. Those with Reliable Information on the Type of Disease Are Listed