Summary

Sends CD some cobra poison for his experiments.

Summary

Encloses a report on current status of the appeal for Naples Zoological Station.

Shark embryology.

Summary

Asks for living plant of Utricularia and information on Pinguicula lusitanica. Gives notes on habitats.

Summary

The lack of a hereditary effect of circumcision among Jews argues against CD’s views.

Summary

Writes of his article in Nature. Corrects some errors that have appeared in the published version.

Summary

Sends cartilage from cat’s ear, the elastic fibres of which will probably resist digestion [by Drosera]. Is preparing fibro-cartilage, which he expects will be digested easily. [See Insectivorous plants, p. 104.]

Summary

Cites instances of invariable correlations of colour he has observed in cats, dogs, and sheep. [See Variation, 2d ed., 2: 316.]

Summary

Thanks for fibrin. Drosera and Pinguicula dissolve it thoroughly.

Summary

Passes on his father’s answer to CD’s query about Hawaiian infanticide.

Summary

Will try to get certain insectivorous plants for CD, especially Utricularia. Is glad to hear he has taken up Drosera.

Summary

Has found Pinguicula excited by bits of leaves; appears to digest leaves and seeds. Plant not only insectivorous but graminivorous. Asks WTT-D to identify seeds.

Summary

Sends a description of Drosera dichotoma and its manner of fly-catching [see Insectivorous plants, p. 282].

Summary

Returns proof of his note on brain for 2d ed. of Descent. Has added a reference to Abbé Lecomte’s "terrible pamphlet" [Le Darwinisme et l’origine de l’homme (1873)] "lest it be thought I meant our cher Owen".

Summary

Remarks on his work on Pinguicula. Notes its digestive power; it absorbs nutritious matter from leaves and seeds as well as insects.

Summary

Received CD’s note late and so could not comply, but promises to vote in future for anyone CD recommends for Athenaeum.

Will have new evidence on dog’s intelligence sent to CD.

Summary

Sends observations of poison acting on glands of Drosera. Poison acts as a stimulant to protoplasm. Very remarkable that poison acts so differently on the cilia and protoplasm of Drosera.

Summary

Reports on his examination of the dried specimens of Pinguicula at Kew to answer CD’s query whether all species secrete.

Summary

Action of cobra poison.

Summary

Wants particularly to know whether seeds or leaves of other plants are ever found adhering to the leaves of Pinguicula. Observations would perhaps best be made in a month or two.

Summary

Thanks for letter and seeds.

Asks that Hooker return references about plants eating insects.

Discusses Pinguicula.