To J. D. Hooker 1 August [1857]
Summary
Important issue at stake with new flora calculations: evidence that species are only strongly marked varieties. Planning large-scale survey.
| Author: | Charles Robert Darwin |
| Addressee: | Joseph Dalton Hooker |
| Date: | 1 Aug [1857] |
| Classmark: | DAR 114: 206, 207 |
| Letter no: | DCP-LETT-2130 |
To J. D. Hooker [2 May 1857]
Summary
JDH has shaved the hair off the alpine plant.
CD apologises for his criticism.
Apparent but false relations of plant structure to climate: heath-like foliage of all Cape of Good Hope plants.
| Author: | Charles Robert Darwin |
| Addressee: | Joseph Dalton Hooker |
| Date: | [2 May 1857] |
| Classmark: | DAR 114: 195 |
| Letter no: | DCP-LETT-2087 |
Matches: 1 hit
- … 11 January from a pond near Down and ‘on road to Crystal Palace’ and finding that a large number of seeds sprouted, he then took samples on 10 February from different parts of a pond on the road to Westerham. He recorded the number of plants that germinated in a table; an entry on 21 April shows a total of 104 ‘Dicots & some Monocots’ and 14 ‘ …
To J. D. Hooker 12 April [1857]
Summary
Thanks JDH for response on variation. Studying variations that seem correlated with environment, e.g., north vs south, ascending mountains.
CD’s weed garden: observations on slugs killing seedlings.
Seed-salting. One-seventh of the plants of any country could be transported 924 miles by sea and would germinate.
| Author: | Charles Robert Darwin |
| Addressee: | Joseph Dalton Hooker |
| Date: | 12 Apr [1857] |
| Classmark: | DAR 114: 192 |
| Letter no: | DCP-LETT-2075 |
Document type
| letter | (3) |
Author
| Darwin, C. R. | (3) |
Addressee
| Hooker, J. D. | (3) |
Correspondent
| Darwin, C. R. | (3) |
| Hooker, J. D. |
