From George Henslow 1 November 1865
Summary
Has made observations on pollination mechanism in Medicago sativa [J. Linn. Soc. Lond. (Bot.) 9 (1867): 327–9], which his brother-in-law [J. D. Hooker] would accept. Wants to check that CD has not already made them.
Also sends interpretation of Salvia.
His observations come from following CD’s generalisation in Origin [p. 79] on necessity of out-crossing.
| Author: | George Henslow |
| Addressee: | Charles Robert Darwin |
| Date: | 1 Nov 1865 |
| Classmark: | DAR 166: 150 |
| Letter no: | DCP-LETT-4928 |
Matches: 5 hits
- … of bees in the fertilization of papilionaceous flowers, and on the crossing of kidney …
- … alae are the lateral petals of a papilionaceous flower; the vexillum is the standard or …
- … are the
〈 visits〉 of bees to Papilionaceous flowers that … their fertility is greatly … - … are the visits of bees to papilionaceous flowers, that I have found, by experiments …
- … agency in the cross-pollination of papilionaceous flowers in Leguminosae in 1856 (see …
From George Henslow 6 November 1865
Summary
Pleased CD confirms his observations on Salvia.
Spring action of Medicago stamens described.
| Author: | George Henslow |
| Addressee: | Charles Robert Darwin |
| Date: | 6 Nov 1865 |
| Classmark: | DAR 166: 151 |
| Letter no: | DCP-LETT-4931 |
Matches: 2 hits
- … of bees in the fertilisation of papilionaceous flowers. See letter from George Henslow, 1 …
- … by the two anterior petals of a papilionaceous flower. For the other botanical terms, see …
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 |
Matches: 1 hit
- … of bees in the fertilization of papilionaceous flowers, and on the crossing of kidney …
From Fritz Müller [12 and 31 August, and 10 October 1865]
Summary
FM’s comments on Climbing Plants.
| Author: | Johann Friedrich Theodor (Fritz) Müller |
| Addressee: | Charles Robert Darwin |
| Date: | 12 and 31 Aug 1865 and 10 Oct 1865 |
| Classmark: | Notes on some of the climbing-plants near Desterro, in South Brazil. By Herr Fritz Müller, in a letter to C. Darwin. [Read 7 December 1865.] Journal of the Linnean Society (Botany) 9 (1866): 344–9. |
| Letter no: | DCP-LETT-4881F |
Matches: 1 hit
- … Papilionaceous plant. 5. Plants with tendrils used exclusively for climbing— Strychnos , Caulotretus. I will here add a few miscellaneous observations. You describe some species of Bignonia in which the tips of the tendrils become enlarged and adhesive after remaining for a short time in contact with some object; but the trifid tendrils of Haplolophium , one of the Bignoniaceæ, terminate (without having come into contact with any object) in smooth shining disks, which, however, after adhesion, sometimes become considerably enlarged. In Cardiospermum you state that the common peduncle which bears the subpeduncles with the flower- …
| letter | (4) |
| Henslow, George | (3) |
| Müller, Fritz | (1) |
| Darwin, C. R. | (4) |
| Darwin, C. R. | (4) |
| Henslow, George | (3) |
| Müller, Fritz | (1) |
Darwin in letters,1870: Human evolution
Summary
The year 1870 is aptly summarised by the brief entry Darwin made in his journal: ‘The whole of the year at work on the Descent of Man & Selection in relation to Sex’. Descent was the culmination of over three decades of observations and reflections on…
Matches: 1 hits
- … The year 1870 is aptly summarised by the brief entry Darwin made in his journal: ‘The whole of the …
Scientific Networks
Summary
Friendship|Mentors|Class|Gender In its broadest sense, a scientific network is a set of connections between people, places, and things that channel the communication of knowledge, and that substantially determine both its intellectual form and content,…
Matches: 1 hits
- … Friendship | Mentors | Class | Gender In its broadest sense, a scientific …
Darwin in letters, 1856-1857: the 'Big Book'
Summary
In May 1856, Darwin began writing up his 'species sketch’ in earnest. During this period, his working life was completely dominated by the preparation of his 'Big Book', which was to be called Natural selection. Using letters are the main…
Matches: 1 hits
- … On 14 May 1856, Charles Darwin recorded in his journal that he ‘Began by Lyell’s advice writing …
Darwin in letters, 1858-1859: Origin
Summary
The years 1858 and 1859 were, without doubt, the most momentous of Darwin’s life. From a quiet rural existence filled with steady work on his ‘big book’ on species, he was jolted into action by the arrival of an unexpected letter from Alfred Russel Wallace…
Matches: 1 hits
- … The years 1858 and 1859 were, without doubt, the most momentous of Darwin’s life. From a quiet …
