Sends Variation and would like to hear what FM thinks of Pangenesis.
Thanks for information on expression.
Dimorphic plants;
differences in seed production in cross- and self-fertilised plants.
Is working on sexual selection and is interested in any anomalous sex ratios in lower animals and any sex-related characters.
CD arranging for a translation of FM’s Für Darwin by W. S. Dallas.
Movement in plants.
Dimorphism.
Would welcome FM’s opinion of Pangenesis.
Is glad FM approves of a translation of Für Darwin.
Hopes FM will think well of Pangenesis.
Sexual differences in insect auditory and stridulating organs.
Read FM’s paper on Balanus with great interest ["On Balanus armatus", Ann. & Mag. Nat. Hist. 4th ser. 1 (1868): 393–412].
FM’s additions for English edition [1869] of Für Darwin.
Dimorphic plants.
Delay in translating Für Darwin.
Comments on plan to repeat CD’s experiments on illegitimate offspring.
FM’s observations on stridulation.
Translation of Für Darwin has been published [Facts and arguments for Darwin (1869)].
Discusses dimorphic plants, commenting on FM’s observations on Oxalis.
Is greatly interested in Eschscholzia, which seems somewhat more self-sterile in Brazil than in England.
Thinks FM’s grass is "most wonderful".
On English edition of Für Darwin; CD’s gratitude and admiration.
Reports reviews of Facts and arguments for Darwin [1869].
Is preparing for a French translation of Orchids.
The case of Abutilon which is sterile with some individuals is remarkable.
Has sent FM’s account of the monstrous Begonia to the Linnean Society.
Wants observations on a Papilio to see whether ticking noise is confined to one sex.
Experiments on self-sterility.
Will send copy of his orchid paper ["Fertilisation of orchids", Collected papers 2: 138–56].
Eschscholzia when self-fertilised, produced pods.
Role of humming-birds in plant fertilisation.
Alexander Agassiz has visited Down.
Sales of Facts and arguments for Darwin.
Encloses copy of T. H. Farrer letter [7015] and observations on the self-sterility of Eschscholzia.
Crossing experiments and self-sterility [in Eschscholzia].
Pangenesis.
Hermann Müller on insect adaptations for fertilisation of flowers.
CD working on book on man and sexual selection.
Mimicry in Lepidoptera.
Sexual selection.
The Franco-Prussian war.
Opinions on Descent.
Sexual selection and mimicry in Lepidoptera; sexual selection as an aid to protective imitation.
Seedling vigour resulting from crossing of parents.
CD to publish work on insectivorous plants.
Thanks for two pamphlets.
Sends Thomas Belt’s [The naturalist in Nicaragua (1874)], "the best Nat. Hist. book of travels ever published".
Has sent FM’s letter on termites to Nature ["Habits of various insects", Nature 10 (1874): 102–3].
Would be interested in observations on the stingless bees of Brazil.
Has read CD’s book on Drosera [Insectivorous plants] and found that it presents new material and is very interesting.
Has discovered that the parasites he thought he had found in Melipona nests are in fact true females. It is remarkable that they differ so greatly from the sterile females and males of their species.
"Sambaquis", or shell mounds accumulated by former inhabitants of the coast, contain shells of some animals that FM has never seen living.
Ants that live on imbauba trees (Cecropia) are attracted by small bodies at base of each petiole.