Summary

Sends notes made in June 1867, on Rhamnus catharticus and R. lanceolatus. Encloses diagrams and measurements relating to pollen size in R. lanceolatus.

Summary

Wishes to bring CD his trained cockatoo.

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Is pleased that CD agrees with HM’s suggestions and criticisms of CD’s work. Will undertake experiments with Viola tricolor seeds to see if they produce both large- and small-flowered plants.

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"Charles Darwin Down, Kent April 2d. 1877; With Mr Darwin’s compliments. – "

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Reports on upward projection of Pulmonaria flowers.

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Arrangements about a purchase of land.

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Notes on competition among tree species in South Wales.

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In the name of a student science club, asks whether CD’s theory of evolution applies to mental as well as physical characteristics of men and animals. Asks whether animals have free-will like humans. Do animals have a sense that humans lack?

Summary

Comments on various species of Lagerstroemia.

In the series of opium poppy intercrosses made at CD’s suggestion, JS has learned that the reason they failed to intercross was the absence of insects at the period of their flowering.

Summary

CD made a Foreign Member of the Zeeland Scientific Society at Middelburg.

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Sends specimens of Saxifraga tridactylites with insects caught by it. Asks if colour of leaves attracts insects.

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Thanks for Saxifraga. CD had shown in Insectivorous plants [pp. 345–7] that this genus had some powers of absorption.

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Thanks for membership of Zeeland Scientific Society at Middelburg.

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Thanks GHL for a copy of his Physical basis of mind [1877].

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Has heard CD is about to be proposed again for the Académie Française, but Huxley is proposed at the same time and may succeed against CD "as being more orthodox!"

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Offers key to CD’s theory: fern roots are like little grubs.

Claims to have crossed the Australian Alps where Dr Müller [Ferdinand von Mueller?] failed.

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CD regrets not being able to see JDH.

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Sends abnormal pig’s foot. Does abnormality occur often?

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"Frank has sent the cards here."

Summary

Thanks for ESM’s address ["What American zoologists have done for evolution", Proc. Am. Assoc. Adv. Sci. 25 (1876)].

J. A. Allen’s work is important as apparently showing change through direct action of [external] conditions.

CD has given up trying to understand E. D. Cope and Alpheus Hyatt on acceleration and retardation.