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Published online by Cambridge University Press: 31 May 2012
Truly wonderful is the adaptability of some individuals when placed under circumstances tending to diminish the reproduction of their race. Desrious of raising larvæ of Papilio philenor, I planted two years ago five vines of Dutchman's Pipe (Aristolochia sipho) in my back yard, which in the summer of the present year (1892) covered a wall and fence 16x7 feet with luxuriant foliage.