A hasty answer to CD’s letter [8987] of 25 July. Mentions Dr Osler’s observations on behaviour of colourless blood corpuscles in solutions of sodium and potassium salts of same strength.
A hasty answer to CD’s letter [8987] of 25 July. Mentions Dr Osler’s observations on behaviour of colourless blood corpuscles in solutions of sodium and potassium salts of same strength.
Reports in detail on her experiments with Drosera. Finds she was mistaken in thinking D. filiformis captured only small insects.
His preliminary results with formic acid show that it inhibits germination of several kinds of seed. It also inhibits growing of mildew, which he speculates may facilitate germination.
Has three common garden plants of which he needs to know correct names; will send specimens as soon as he hears JDH is back.
JVC’s travel plans in England. Hopes to visit CD.
Gives some observations on ponies’ becoming white in winter;
on skin pigmentation and the effects of heat;
on the bristling of the hair in man.
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JDH reports that he & [Thomas Henry] Huxley are enjoying their time in France. He asks Thiselton-Dyer how his class is going [Thiselton-Dyer took over Huxley's summer course in elementary biology in 1873 as Huxley was away for his health]. JDH & Huxley have been studying a volcanic phenomenon [volcanic plug] & subsequent glacial action. JDH finds the scenery beautiful. Although the flora is diverse he is not collecting plants. Asks Thiselton-Dyer to tell Daniel Oliver he prefers Le Puy to Nuremberg & to pass on any messages from Oliver or [John] Smith.
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Mentions Dr Krefft and discusses a caterpillar in Sydney whose cocoon imitated the leaf to which it was attached.
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