Observations on Ophrys plants and Thymus vulgaris. Encloses sketch of different forms of T. vulgaris [see Forms of flowers, p. 302].
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Observations on Ophrys plants and Thymus vulgaris. Encloses sketch of different forms of T. vulgaris [see Forms of flowers, p. 302].
Discussion of origin of domestic sheep races. Some comments on the yak and the wild ancestors of the llama and alpaca.
Is sending a copy of [John] Shaw’s book, which Lady Bell says is based on Charles Bell’s papers [possibly C. Bell, A treatise on diseases of the urethra, 3d ed. with notes by John Shaw (1822)].
Offers the German rights of Variation if J. V. Carus is prepared to translate it.
Male dotterels take care of young and are less brilliantly coloured than females.
He has promised Mark [coachman to R. W. Darwin and Susan] that CD will continue the payment of £20 a year after EAD’s death; the house is rent free.
Reports observations on fertility of orchids he has self-pollinated and crossed with pollen of other species.
Thanks for information about the dotterel.
CD had ascertained by dissection that the female of the carrion-hawk of the Falkland Islands is very much brighter coloured than the male. Has inquired about its nidification. Mentions other instances of female birds that are brighter and more beautiful than the males and suggests causes for this anomaly.
Much obliged for lecture [On some defects in public school education (1867)]. Would leave classics to those with zeal and taste for appreciation. Learned nothing at school except by reading and experimenting in chemistry.
On improving the educational system.
Has been hunting for an otter-hound for CD.
Hopes CD will visit his museum at the Horticultural [Society].
ARW responds to CD’s list of queries about expression. Suggests acquiring informants through publishing the queries in newspapers. His doubts about their importance.
Has submitted caterpillar question to Entomological Society.
Sexual ornamentation of insects: coloration of Epicalia genus [of tropical S. American butterflies];
horned genera of lamellicorn beetles [see Descent 1: 370, 388].
Wallace brought CD’s question about gay-coloured caterpillars before the Entomological Society. Members now seeking explanations.
Requests CD’s subscription to his On systematic botany and zoology [1870]. "Progressive development" is a leading principle of his work.
Has been persuaded to accept BAAS Presidency.
On Charles Naudin’s discovery of seeds of Chamaerops fertilised by the date-palm.
Thanks CD for permission to translate Variation into Russian. The translation will be guided by his brother Alexander, a follower of Darwin,
whose articles on the affinity of ascidians and vertebrates he forwards.
Sends several plants with abortive anthers or bad pollen.
The date-palm seed case is important for Pangenesis.
Reports experiments on pollination of Ipomoea.
"Insular floras": A. Murray’s paper in Gardeners’ Chronicle is poor.
John Scott’s work on acclimatisation of plants.
The anomaly of the Azores flora on the migration theory.
Intends to begin a journal reviewing the botanical literature.
Sends his book [Die Geschlechter-Vertheilung bei den Pflanzen (1867)].
Agrees that new title of Variation is an improvement. Now thinks 1500 copies a safe number to print.