In an article in Das Ausland, Zacharias explains CD’s objections to a theory of heredity outlined by Marcus Cohen. The text is an excerpt from CD’s letter to Zacharias on the subject.
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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.
In an article in Das Ausland, Zacharias explains CD’s objections to a theory of heredity outlined by Marcus Cohen. The text is an excerpt from CD’s letter to Zacharias on the subject.
Complies with correspondent’s request; encloses photographs of himself.
Thanks for the copies of the Garden, which contain a drawing of CD and notice of his work.
Asks GHD to calculate average or mean heights of crossed and self-fertilised plant species.
Accepts WR’s offer of copies of the Garden for the next half-year.
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.
Thanks FG for his report [on the statistical validity of CD’s experiments; see Cross and self-fertilisation, pp. 16–18]. Discusses FG’s comments, his own experiments, and the means by which the results may be analysed.
Thanks EH for Arabische Korallen [1876].
EH’s Arabische Korallen is spirited, clear, and poetical. With respect to formation of islands, thinks EH lays too much stress on views of Ehrenberg. Admires drawings.
Thanks for KHvS’s book [La province de Smyrne (1873)].
Discusses possible meeting.
Obliged for Belfast Journal.
Almost impossible to determine what constitutes an individual. Definition for sexually reproducing organisms does not apply to lower ones.
Agrees to aid HA in applying for membership in a society.
Thanks for reviews of Insectivorous plants and of Climbing plants in Nation and American Journal Science [see 10329].
AG’s essay on seed dispersal ["Burs in the borage family", Am. Nat. 10 (1876): 1–4].
Preparing book on advantages of crossing [Cross and self-fertilisation].
Thanks for SL’s [Études sur les echinoïdées (1875)]. Nothing could be more difficult than the homologies of this group.
Promises to vote for Lankester.
Acknowledges faults of R. L. Tait’s paper.
Letter of reference giving his opinion of the character of a man who has been his footman for a year.