Such plants are “weeds” only to those who make a business of selling and applying chemicals. In a volume of Proceedings of one of the weed-control conferences that are now regular institutions, I once read an extraordinary statement of a weed killer’s philosophy. The author defended the killing of good plants “simply because they are in bad company.” Those who complain about killing wildflowers along roadsides reminded him, he said, of antivivisectionists “to whom, if one were to judge by their actions, the life of a stray dog is more sacred than the lives of children.” To the author of this
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