CD has read all of WHD’s and J. J. Drysdale’s papers [on spontaneous generation, monads, and the origin of life] and finds them the best work on the subject.
The function of bladders in Utricularia is not to float the plant.
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The Charles Darwin Collection
The Darwin Correspondence Project is publishing letters written by and to the naturalist Charles Darwin (1809–1882). Complete transcripts of letters are being made available through the Project’s website (www.darwinproject.ac.uk) after publication in the ongoing print edition of The Correspondence of Charles Darwin (Cambridge University Press 1985–). Metadata and summaries of all known letters (c. 15,000) appear in Ɛpsilon, and the full texts of available letters can also be searched, with links to the full texts.
CD has read all of WHD’s and J. J. Drysdale’s papers [on spontaneous generation, monads, and the origin of life] and finds them the best work on the subject.
The function of bladders in Utricularia is not to float the plant.
Has no doubt WHD’s experiments on mutation of lower organisms under changed conditions of life will be curious and valuable. The fact of their becoming accustomed to much higher temperatures than those to which they are adapted is very remarkable. It explains the existence of algae in hot springs.