To Thomas Henry Huxley 24 February [1858]
Summary
Congratulations on birth of THH’s daughter [Jessie].
On aboriginal dun colour of horses.
Examples of inaccuracies and perpetuation of errors [on hybrids] by "compilers, of which I am one".
Author: | Charles Robert Darwin |
Addressee: | Thomas Henry Huxley |
Date: | 24 Feb [1858] |
Classmark: | Imperial College of Science, Technology, and Medicine Archives (Huxley 5: 107) |
Letter no: | DCP-LETT-2224 |
Matches: 8 hits
- … of inaccuracies and perpetuation of errors [on hybrids] by "compilers, of which I am one". …
- … Huxley had evidently sent CD an account of hybrid crosses taken from Hellenius 1801 . In …
- … a common ram with a female deer and that the hybrid offspring were fertile. But, as stated …
- … crossed two distinct geese & got seven hybrids, which he proved subsequently to be quite …
- … compiler the first, Chevreuel, says that the hybrids were propagated for seven generations …
- … Baron de La Fresnaye as the owner of the hybrids and cited the works of Michel Eugène …
- … called a Roe . Such perfect fertility of hybrids from such very distinct genera inter se, …
- … Monsters have frequently been described as hybrids without a tittle of evidence. — I must …
To W. D. Fox 16 April [1858]
Summary
Asks WDF for facts about stripes in horses and ponies.
Health has been very bad.
Author: | Charles Robert Darwin |
Addressee: | William Darwin Fox |
Date: | 16 Apr [1858] |
Classmark: | Christ’s College Library, Cambridge (MS 53 Fox 112a) |
Letter no: | DCP-LETT-2256 |
From Edward Blyth 22 February 1858
Author: | Edward Blyth |
Addressee: | Charles Robert Darwin |
Date: | 22 Feb 1858 |
Classmark: | DAR 160: 202 |
Letter no: | DCP-LETT-2221 |
Matches: 1 hit
- … A day or two ago I saw a pair of adult hybrid Peafowl, old enough to breed if capable of …
To W. B. Tegetmeier 14 April [1858]
Summary
CD will go over his pigeon MS and then dispose of all his birds. Has Burmese fowls’ skins if WBT is interested.
Author: | Charles Robert Darwin |
Addressee: | William Bernhard Tegetmeier |
Date: | 14 Apr [1858] |
Classmark: | Archives of the New York Botanical Garden (Charles Finney Cox Collection) |
Letter no: | DCP-LETT-2255 |
Matches: 1 hit
- … not be the case. — I found the account of the hybrid fowl- pheasants in your Poultry Book …
To Skeffington Poole 22 October [1858]
Summary
Asks supplementary questions about Kattywar (Kathiawari) horses in India.
Author: | Charles Robert Darwin |
Addressee: | Skeffington Poole |
Date: | 22 Oct [1858] |
Classmark: | Ronald Levine, Modern 1st Editions (dealer) (no date) |
Letter no: | DCP-LETT-2346H |
Matches: 1 hit
- … the singular fact of such appearing in two hybrids from the Hemionus & Common Ass. I have …
From J. D. Hooker 15 January 1858
Author: | Joseph Dalton Hooker |
Addressee: | Charles Robert Darwin |
Date: | 15 Jan 1858 |
Classmark: | DAR 100: 120–1; L. Huxley ed. 1918, 1: 453 |
Letter no: | DCP-LETT-2204 |
Matches: 1 hit
- … over to your side in the matter of eternal hybrids & hermaph. Carmichælia & Clianthus have …
To Gardeners’ Chronicle [before 13 November 1858]
Summary
Reports the decreased yield of pods resulting from excluding bees from the flowers of the kidney bean. Gives other observations suggesting the importance of bees in the fertilisation of papilionaceous flowers.
Cites cases of crosses between varieties of bean grown close together and requests observations from readers on the subject. States his belief "that is a law of nature that every organic being should occasionally be crossed with a different individual of the same species".
Author: | Charles Robert Darwin |
Addressee: | Gardeners’ Chronicle |
Date: | [before 13 Nov 1858] |
Classmark: | Gardeners’ Chronicle and Agricultural Gazette, 13 November 1858, pp. 828–9 |
Letter no: | DCP-LETT-2359 |
Matches: 1 hit
- … resume their fertility slower, when a hybrid is crossed in successive generations with …
letter | (7) |
Darwin, C. R. | (5) |
Blyth, Edward | (1) |
Hooker, J. D. | (1) |
Darwin, C. R. | (2) |
Fox, W. D. | (1) |
Gardeners’ Chronicle | (1) |
Huxley, T. H. | (1) |
Poole, Skeffington | (1) |
Darwin, C. R. | (7) |
Blyth, Edward | (1) |
Fox, W. D. | (1) |
Gardeners’ Chronicle | (1) |
Hooker, J. D. | (1) |
Forms of flowers
Summary
Darwin’s book The different forms of flowers on plants of the same species, published in 1877, investigated the structural differences in the sexual organs of flowers of the same species. It drew on and expanded five articles Darwin had published on the…
Matches: 6 hits
- … Darwin had contended that the sterility of interspecific hybrids, when contrasted with the fertility …
- … and varieties. He argued that the sterility of interspecific hybrids was not a special endowment but …
- … are not descendants of coloured Polyanthus; so as to be hybrids ’. On receiving seed of the …
- … often dwarfs, so that they offer the closest analogy with Hybrids; the first cross & the product …
- … oxlip. With supplementary remarks on naturally produced hybrids in the genus Verbascum ’, was …
- … an excellent answer to the statement, that sterility of hybrids proves the absolute distinctness of …
Species and varieties
Summary
On the origin of species by means of natural selection …so begins the title of Darwin’s most famous book, and the reader would rightly assume that such a thing as ‘species’ must therefore exist and be subject to description. But the title continues, …or…
Matches: 3 hits
- … 272, Darwin had argued that the sterility of interspecific hybrids was not a special endowment but …
- … 1862] ). In 1866, Darwin compared the sterility of hybrids, or the offspring of hybrids, with the …
- … had sent a concise elaboration of how the sterility of hybrids might be produced by natural …
Darwin’s reading notebooks
Summary
In April 1838, Darwin began recording the titles of books he had read and the books he wished to read in Notebook C (Notebooks, pp. 319–28). In 1839, these lists were copied and continued in separate notebooks. The first of these reading notebooks (DAR 119…
Matches: 8 hits
- … & Lasch. Linn in 1829 [Lasch 1829] has given list of spont. Hybrids. where? Sweet Hortus …
- … [I. Geoffroy Saint-Hilaire 1841]— Some wonderful facts on Hybrids read Journal de Physique [ …
- … Read Henslow in Botanist 36 has written on some Hybrids The Cat. of Sir J. Bank’s …
- … Sageret sur les Cucurbitaceæ [Sageret 1826] (Gerard Hybrids [Gérard 1844]) Bought (read) …
- … New Zealand [Dieffenbach 1843] 1844 Wiegman on Hybrids—German— [Wiegmann 1828] …
- … Ungulates Grey [J. E. Gray 1843–52]. Much on Horses & Hybrids [DAR *128: 157] …
- … & Rabbits [Delamer 1854] Ap. 22. Lecoq sur les Hybrids [?Lecoq 1845]. 25. The …
- … to identify which encyclopaedias CD used for articles on hybrids. 33 The Archiv für …
Darwin in letters, 1864: Failing health
Summary
On receiving a photograph from Charles Darwin, the American botanist Asa Gray wrote on 11 July 1864: ‘the venerable beard gives the look of your having suffered, and … of having grown older’. Because of poor health, Because of poor health, Darwin…
Matches: 4 hits
- … Pulmonaria species, and between Primula species and hybrids, in order to investigate further …
- … different from the result of crosses between two different hybrids, or even between different …
- … a man & a Gorilla Darwin’s interest in species, hybrids, and different forms within a …
- … cross, the intermediate offspring are sterile like ordinary Hybrids, they must be called as good …
Floral Dimorphism
Summary
Sources|Discussion Questions|Experiment Floral studies In 1877 Darwin published a book that included a series of smaller studies on botanical subjects. Titled The different forms of flowers on plants of the same species, it consisted primarily of…
Matches: 1 hits
- … believe to be very important as bearing on the sterility of hybrids; although these results have …
Darwin in letters,1866: Survival of the fittest
Summary
The year 1866 began well for Charles Darwin, as his health, after several years of illness, was now considerably improved. In February, Darwin received a request from his publisher, John Murray, for a new edition of Origin. Darwin got the fourth…
Darwin in letters, 1882: Nothing too great or too small
Summary
In 1882, Darwin reached his 74th year Earthworms had been published the previous October, and for the first time in decades he was not working on another book. He remained active in botanical research, however. Building on his recent studies in plant…
Matches: 1 hits
- … cases, and Romanes had made numerous attempts to produce hybrids through grafting root vegetables …
Cross and self fertilisation
Summary
The effects of cross and self fertilisation in the vegetable kingdom, published on 10 November 1876, was the result of a decade-long project to provide evidence for Darwin’s belief that ‘‘Nature thus tells us, in the most emphatic manner, that she abhors…
Darwin in letters, 1863: Quarrels at home, honours abroad
Summary
At the start of 1863, Charles Darwin was actively working on the manuscript of The variation of animals and plants under domestication, anticipating with excitement the construction of a hothouse to accommodate his increasingly varied botanical experiments…
Darwin in letters, 1868: Studying sex
Summary
The quantity of Darwin’s correspondence increased dramatically in 1868 due largely to his ever-widening research on human evolution and sexual selection.Darwin’s theory of sexual selection as applied to human descent led him to investigate aspects of the…
Matches: 1 hits
- … had led him to consider sterility in the offspring of hybrids to be an outcome of complex factors, …
Darwin in letters, 1851-1855: Death of a daughter
Summary
The letters from these years reveal the main preoccupations of Darwin’s life with a new intensity. The period opens with a family tragedy in the death of Darwin’s oldest and favourite daughter, Anne, and it shows how, weary and mourning his dead child,…
Matches: 1 hits
- … to test Gärtner’s views concerning decreased fertility of hybrids, Darwin began in the spring of …
Darwin in letters, 1875: Pulling strings
Summary
‘I am getting sick of insectivorous plants’, Darwin confessed in January 1875. He had worked on the subject intermittently since 1859, and had been steadily engaged on a book manuscript for nine months; January also saw the conclusion of a bitter dispute…
Matches: 1 hits
- … Further information was gathered about graft hybrids. He revisited the case of Cytisus adami , a …
Darwin in letters, 1837–1843: The London years to 'natural selection'
Summary
The seven-year period following Darwin's return to England from the Beagle voyage was one of extraordinary activity and productivity in which he became recognised as a naturalist of outstanding ability, as an author and editor, and as a professional…
Matches: 1 hits
- … that such an experienced horticulturist maintained that hybrids were not universally infertile, that …
Darwin in letters, 1867: A civilised dispute
Summary
Charles Darwin’s major achievement in 1867 was the completion of his large work, The variation of animals and plants under domestication (Variation). The importance of Darwin’s network of correspondents becomes vividly apparent in his work on expression in…
Matches: 1 hits
- … a more than ten-year monopoly in the production of orchid hybrids (Shephard 2003). Darwin frequently …
Darwin in letters, 1865: Delays and disappointments
Summary
The year was marked by three deaths of personal significance to Darwin: Hugh Falconer, a friend and supporter; Robert FitzRoy, captain of the Beagle; and William Jackson Hooker, director of the Royal Botanic Gardens, Kew, and father of Darwin’s friend…
Matches: 1 hits
- … 1865] ) and promising to explain about his ‘so-called hybrids of Lythrum’ when they met. The last …
Darwin in letters, 1876: In the midst of life
Summary
1876 was the year in which the Darwins became grandparents for the first time. And tragically lost their daughter-in-law, Amy, who died just days after her son's birth. All the letters from 1876 are now published in volume 24 of The Correspondence…
Matches: 1 hits
- … characteristic of species , the infertility of hybrids, has not yet been produced’, he told …
Darwin in letters, 1879: Tracing roots
Summary
Darwin spent a considerable part of 1879 in the eighteenth century. His journey back in time started when he decided to publish a biographical account of his grandfather Erasmus Darwin to accompany a translation of an essay on Erasmus’s evolutionary ideas…
Matches: 1 hits
- … of Down House. Darwin believed that the fertility of these hybrids showed that mutual sterility was …
Essay: Natural selection & natural theology
Summary
—by Asa Gray NATURAL SELECTION NOT INCONSISTENT WITH NATURAL THEOLOGY. Atlantic Monthly for July, August, and October, 1860, reprinted in 1861. I Novelties are enticing to most people; to us they are simply annoying. We cling to a long-accepted…
Matches: 1 hits
- … show if our space permitted. As to the sterility of hybrids, that can no longer be insisted …