Thanks EH for Arabische Korallen [1876].
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Thanks EH for Arabische Korallen [1876].
Reports an observation on his child’s behaviour;
claims to have captured two moths of different species in the act of copulating with each other.
Proposes an unorthodox theory of generation that explains sex determination and atavism.
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.
He is surveying the literature on the struggle for existence among pasture plants. Asks CD for the "many cases on record" of changed relations among plants under slightly changed conditions alluded to in the Origin. [See M. T. Masters, J. B. Lawes and J. M. Gilbert "Agricultural, botanical, and chemical results of experiments on the mixed herbage of permanent meadow, conducted for more than twenty years in succession on the same land (pt 2, The botanical results)", Philos. Trans. R. Soc. Lond. 173 (1883): 1181–413.]
Thanks for KHvS’s book [La province de Smyrne (1873)].
Discusses possible meeting.
Are plants that arise from vegetative propagation individuals or merely parts of the original parent plant?
In response to CD’s query, answers that he has frequently heard discussions at the Horticultural Society of a saccharine secretion from leaves of the lime and has no doubt it really does occur. [See Cross and self-fertilisation, p. 402.]
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].
Asks CD to come up to vote for Lankester.
Severely critical of R. L. Tait’s paper on Nepenthes communicated to the Royal Society.
Thanks for SL’s [Études sur les echinoïdées (1875)]. Nothing could be more difficult than the homologies of this group.
Purchases cigarettes for CD.
Promises to vote for Lankester.
Acknowledges faults of R. L. Tait’s paper.
Thanks CD for comments on Arabische Korallen [1876].
Comments on Monoenia darwinii [?] as a primitive sponge.
Discusses criticisms of CD’s theory by K. E. von Baer ["Über Darwin’s Lehre", in Reden 2 (1876): 235–480].
Tells CD of his engagement to Louisa, eldest daughter of Lord Claud Hamilton.
His investigations [into spontaneous generation] continue. He will deal with Bastian’s work [The modes of origin of lowest organisms (1871)].
The medical journals see that the end of the nonsense they have so long countenanced is nigh.
Sends autograph.
Congratulates WTT-D on [election of E. Ray Lankester to] Linnean Society.
Mentions visit to Royal Society.
Pleased to see George Bentham looking well.
Sends congratulations and a teapot on the occasion of JT’s engagement.
Is pleased JT is not giving up on the spontaneous generation question. Feels strongly that subject will not be clear until it is understood how J. S. Burdon Sanderson and others succeeded in getting bacteria in infusions they had boiled for a long time.