To George Cross 6 October [1876]
Summary
CD is much interested in a change in Drosera reported by GC, but "rather doubts" exclusion of insects can have caused it; would like to see the plant and suggests sending it to Down.
| Author: | Charles Robert Darwin |
| Addressee: | George Cross |
| Date: | 6 Oct [1876] |
| Classmark: | American Philosophical Society (Mss.B.D25.) |
| Letter no: | DCP-LETT-10633 |
Matches: 2 hits
- … between this letter and the letter from George Cross, 4 October 1876 . Cross described …
- … George Cross, 4 October 1876 and n. 3). CD stayed at William Erasmus Darwin’s home in Southampton from 7 to 20 October; from 4 to 7 October he was at Leith Hill Place in Surrey, the home of his sister, Caroline Susan Wedgwood, and her family (CD’s ‘Journal’ (Appendix II)). The printed Down address at the head of the letter …
From George Cross 9 October 1876
Summary
Sending specimens of Drosera grown without insects.
| Author: | George Cross |
| Addressee: | Charles Robert Darwin |
| Date: | 9 Oct 1876 |
| Classmark: | DAR 161: 269 |
| Letter no: | DCP-LETT-10636 |
From George Cross 23 October 1876
Summary
Sending Drosera plants by post instead of rail because they are rotting.
| Author: | George Cross |
| Addressee: | Charles Robert Darwin |
| Date: | 23 Oct 1876 |
| Classmark: | DAR 161: 271 |
| Letter no: | DCP-LETT-10651 |
From George Henslow 24 October 1876
Summary
Thanks for CD’s book [Cross and self-fertilisation] and information on protandry and protogyny.
Health better, but paralysis lingers.
| Author: | George Henslow |
| Addressee: | Charles Robert Darwin |
| Date: | 24 Oct 1876 |
| Classmark: | DAR 166: 174 |
| Letter no: | DCP-LETT-10652 |
To J. D. Hooker 24 December [1856]
Summary
On the variety of species definitions prevalent among naturalists.
| Author: | Charles Robert Darwin |
| Addressee: | Joseph Dalton Hooker |
| Date: | 24 Dec [1856] |
| Classmark: | DAR 114: 187 |
| Letter no: | DCP-LETT-2022 |
To George Henslow [2–5 November 1865]
Summary
Reports the results of an experiment to compare the weight of seeds produced in plants of [Medicago sativa] by self-pollination and by insect pollination.
| Author: | Charles Robert Darwin |
| Addressee: | George Henslow |
| Date: | [2–5 Nov 1865] |
| Classmark: | Journal of the Linnean Society (Botany) 9 (1867): 328 n. |
| Letter no: | DCP-LETT-4929F |
Matches: 2 hits
- … to facilitate cross-pollination by insects (see letter from George Henslow, 1 November …
- … letter from George Henslow, 6 November 1865 and nn. 3 and 6). Observations made by ‘Mr. Darwin and others in Trifolium , Lupinus , Phaseolus , &c. ’, are cited in G. Henslow 1865 , p. 329. CD’s notes on cross- …
From George Cross 23 October 1876
Summary
Sends Drosera plants and details of treatment that led them to form normal leaves when grown without insects.
| Author: | George Cross |
| Addressee: | Charles Robert Darwin |
| Date: | 23 Oct 1876 |
| Classmark: | DAR 161: 270 |
| Letter no: | DCP-LETT-10650 |
To George Bentham 18 December [1857]
Summary
Thanks GB for his answers [to 2184], which were as explicit as he expected. Cucubalus viscosus and italicus are extremely sterile together; all other forms extremely fertile. Other instances of infertility found by Gärtner.
| Author: | Charles Robert Darwin |
| Addressee: | George Bentham |
| Date: | 18 Dec [1857] |
| Classmark: | Royal Botanic Gardens, Kew (Bentham Correspondence, Vol. 3, Daintree–Dyer, 1830–1884, GEB/1/3: f. 700a) |
| Letter no: | DCP-LETT-2189 |
From George Cupples 8 October 1870
Summary
Delay in sending deerhound puppy.
| Author: | George Cupples |
| Addressee: | Charles Robert Darwin |
| Date: | 8 Oct 1870 |
| Classmark: | DAR 161: 294 |
| Letter no: | DCP-LETT-7338 |
To George Bentham 22 April 1868
Summary
Is not surprised that GB cannot digest Pangenesis, but it has been an immense relief to CD in tying together large classes of facts.
Sends names of men writing on crossing of plants. Criticises some French observations. Praises Hildebrand and Federico Delpino.
Sends pamphlets.
CD is experimenting on a large scale on difference in plants raised from self-fertilised and crossed seeds.
F. Hildebrand has produced a graft-hybrid which seems to lend important support to Pangenesis.
| Author: | Charles Robert Darwin |
| Addressee: | George Bentham |
| Date: | 22 Apr 1868 |
| Classmark: | Royal Botanic Gardens, Kew (Bentham Correspondence, Vol. 3, Daintree–Dyer, 1830–1884, GEB/1/3: ff. 703–4) |
| Letter no: | DCP-LETT-6138 |
From George Henslow 2 December 1865
Summary
Has been writing a review of CD’s "Climbing plants" for Popular Science Review [5 (1866): 55–65].
| Author: | George Henslow |
| Addressee: | Charles Robert Darwin |
| Date: | 2 Dec 1865 |
| Classmark: | DAR 166: 152, 152/1 |
| Letter no: | DCP-LETT-4944 |
To George Henslow 23 October [1876]
Summary
Floral structure. The order of the development of the whorls and its relationship to a protandrous or protogynous condition in flowers.
| Author: | Charles Robert Darwin |
| Addressee: | George Henslow |
| Date: | 23 Oct [1876] |
| Classmark: | Darwin Library–CUL, Henslow 1888 (tipped in opposite p. 190) |
| Letter no: | DCP-LETT-10648 |
To J. D. Hooker 10 December [1856]
Summary
CD is convinced of relation between separation of sexes and tree-habit.
Recent hard blows against crossing theory.
CD long tormented by land molluscs on oceanic islands; found transport possible experimentally.
| Author: | Charles Robert Darwin |
| Addressee: | Joseph Dalton Hooker |
| Date: | 10 Dec [1856] |
| Classmark: | DAR 114: 186 |
| Letter no: | DCP-LETT-2018 |
To G. H. Darwin 8 January [1876]
Summary
Asks GHD to calculate average or mean heights of crossed and self-fertilised plant species.
| Author: | Charles Robert Darwin |
| Addressee: | George Howard Darwin |
| Date: | 8 Jan [1876] |
| Classmark: | DAR 210.1: 50 |
| Letter no: | DCP-LETT-10348 |
From George Henslow [c. 7 December 1876]
Summary
Considers some flowers especially adapted for self-fertilisation, and believes all flowers are self-fertilising under some conditions. Gives examples of plants in which he believes all flowers are cleistogamous. Believes self-fertilisation is the primordial condition of flowering plants.
| Author: | George Henslow |
| Addressee: | Charles Robert Darwin |
| Date: | [c. 7 Dec 1876] |
| Classmark: | DAR 166: 149 |
| Letter no: | DCP-LETT-8204 |
From Federico Delpino 5 December 1871
Summary
Praise of CD. Acknowledges his indebtedness to CD for defining the subject of plant fecundation.
Expecting CD’s work on the effects of cross-fertilisation.
CD has put him in touch with George Bentham.
| Author: | Federico Delpino |
| Addressee: | Charles Robert Darwin |
| Date: | 5 Dec 1871 |
| Classmark: | DAR 162: 149 |
| Letter no: | DCP-LETT-8098 |
To Federico Delpino 22 November 1871
Summary
Will send FD’s work [Studi sopra un lignaggio anemofilo delle composte (1871)] to Nature for review.
CD’s health has been poor all summer – he doubts that he will ever "have the strength to publish on Variability under a state of Nature".
Hopes to publish on cross- and self-fertilisation next summer.
Encloses his photo and asks for FD’s.
| Author: | Charles Robert Darwin |
| Addressee: | Federico Delpino |
| Date: | 22 Nov 1871 |
| Classmark: | Anna Barone (private collection) |
| Letter no: | DCP-LETT-8082 |
Matches: 2 hits
- … Cross and self fertilisation , pp. 400, 408. CD had told George Bentham about Delpino’s work on crossing in 1868 (see Correspondence vol. 16, letter …
- … letter to George Bentham, 1 May [1868] ). Bentham discussed Delpino’s classification of the Artemisiaceae in ‘Notes on the classification, history and geographical distribution of compositae’ ( Bentham 1873 , pp. 342–3). See letter from Federico Delpino, 15 November 1871 and n. 5. Cross …
To Gardeners’ Chronicle 19 February [1877]
Summary
Replies to some of George Henslow’s criticisms [of Cross and self-fertilisation] made in his article ["Fertilisation of plants", Gard. Chron. n.s. 7 (1877): 203–4].
| Author: | Charles Robert Darwin |
| Addressee: | Gardeners’ Chronicle |
| Date: | 19 Feb [1877] |
| Classmark: | Gardeners’ Chronicle, 24 February 1877, p. 246 |
| Letter no: | DCP-LETT-10854 |
To Friedrich Hildebrand 20 April [1866]
Summary
Is obliged to receive FH’s papers. The cases of Lopezia and Schizanthus are new to him.
In 1860 CD watched Bombus lapidarius sucking the flowers of Pedicularis sylvatica and saw what FH has described.
Has not yet read the paper on Salvia.
| Author: | Charles Robert Darwin |
| Addressee: | Friedrich Hermann Gustav (Friedrich) Hildebrand |
| Date: | 20 Apr [1866] |
| Classmark: | Morristown National Historical Park (Lloyd W. Smith MS 698) |
| Letter no: | DCP-LETT-5062A |
Matches: 2 hits
- … Cross and self fertilisation , p. 368. His notes on M. lupulina , dated 1859, are in DAR 157a: 45. CD refers to Hildebrand 1866b . See letter to George …
- … Cross and self fertilisation , p. 422. CD had written a note on Medicago lupulina that was included in a paper by Henslow on cross-pollination by insects in Medicago sativa ( Henslow 1865 ). See Correspondence vol. 13, letter to George …
To G. J. Romanes 29 May [1876]
Summary
Encloses essay by Haeckel criticising Pangenesis [Die Perigenesis der Plastidule (1876)]. Discusses Haeckel’s theory of inheritance.
Asks about the Physiological Society.
| Author: | Charles Robert Darwin |
| Addressee: | George John Romanes |
| Date: | 29 May [1876] |
| Classmark: | American Philosophical Society (Mss.B.D25.493) |
| Letter no: | DCP-LETT-10516 |
| letter | (73) |
| Darwin, C. R. | (40) |
| Henslow, George | (6) |
| Cross, George | (3) |
| Darwin, W. E. | (3) |
| Delpino, Federico | (3) |
| Darwin, C. R. | (31) |
| Bentham, George | (4) |
| Henslow, George | (4) |
| Hooker, J. D. | (4) |
| Darwin, G. H. | (2) |
| Darwin, C. R. | (71) |
| Henslow, George | (10) |
| Hooker, J. D. | (6) |
| Bentham, George | (5) |
| Darwin, W. E. | (5) |
