Idea has struck him that might be of use to CD: that rapid changes during growth as in some plants and in insect metamorphosis may bear analogy to the slower changes resulting in the formation of new varieties.
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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.
Idea has struck him that might be of use to CD: that rapid changes during growth as in some plants and in insect metamorphosis may bear analogy to the slower changes resulting in the formation of new varieties.
Is forwarding the writing machine to Carl Semper.
Is glad FD has taken up his old friends, the twiners.
Hopes to get heliotropic aerial roots from J. D. Hooker. Asks FD to find out whether any moulds or roots are apheliotropic. Is puzzled by heliotropism in subterranean roots.
CD named corresponding member of the Royal Bavarian Academy of Science. [See 11634.]