Discusses "highly expressive" speech of young children.
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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.
Discusses "highly expressive" speech of young children.
Asks TW not to send more information as CD does not expect a new edition of Forms of flowers.
TW’s Stachys case is what he calls gynodioeciousness.
Discusses sleep movements of Porlieria.
Has read an abstract of Julius Wiesner on heliotropism and geotropism ["Die heliotropischen Erscheinungen im Pflanzenreiche", Anz. Kais. Akad. Wiss. Wien 15 (1878): 137–40] which seems important but is puzzling.
Gives details of his observations on climbing plants with reference to comments by Julius Sachs.
Federico Delpino on mechanical movements of flower parts of Maranta. CD’s observations on Maranta, and his eagerness to compare cases of movement and irritability in plants.
Offers to give CGS a writing machine.
Has offered Carl Semper the writing machine.
Speculates on the mechanism of movement in plants and their reception of and response to stimuli.
Considers Brown-Séquard’s discovery of inheritance of injury to nerves most important hereditary observation ever. Extremely interested in correspondent’s confirmation. Impressed that in reported cases of inherited injury suppuration tends to follow the injury.
Thanks for seeds
and information about earthworms.
Is working hard at movement in plants.
Does not think the Petunia is anything remarkable.
Pleased CGS will accept machine.
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.
Thanks for election as a Foreign Member.
Comments on function of bloom.
Describes the effect of water shortage on sleep movements in Porlieria.
EFL’s account of what CD has done in natural history is full and accurate and could not have been done better. He has added the titles of his later books and the name of his maternal grandfather [Josiah Wedgwood] of whom he is proud.