To J. D. Hooker 8 April [1857]
Summary
Independence of variation from climate shown by several plant genera; CD asks for confirmation.
Progressing with book [Natural selection].
| Author: | Charles Robert Darwin |
| Addressee: | Joseph Dalton Hooker |
| Date: | 8 Apr [1857] |
| Classmark: | DAR 114: 191 |
| Letter no: | DCP-LETT-2073 |
To J. D. Hooker 2 June [1857]
Summary
Qualifications of John Lindley, Huxley, Albany Hancock, Joseph Prestwich, J. C. Ross, and Francis Beaufort for Royal Medal.
| Author: | Charles Robert Darwin |
| Addressee: | Joseph Dalton Hooker |
| Date: | 2 June [1857] |
| Classmark: | DAR 114: 199 |
| Letter no: | DCP-LETT-2099 |
To J. D. Hooker 25 June [1857]
Summary
Seedling leaves of gorse look like clover leaves. This is like young lions being striped. Thus, laws of animal embryology apply to plants.
| Author: | Charles Robert Darwin |
| Addressee: | Joseph Dalton Hooker |
| Date: | 25 June [1857] |
| Classmark: | DAR 114: 205 |
| Letter no: | DCP-LETT-2112 |
To J. D. Hooker 1 July [1857]
Summary
George Henslow’s curtness to JDH: "an attack of religion".
Embryonic leaves. Adaptive functions and taxonomic significance of cotyledons.
Asa Gray. Separation of sexes in U. S. trees.
| Author: | Charles Robert Darwin |
| Addressee: | Joseph Dalton Hooker |
| Date: | 1 July [1857] |
| Classmark: | DAR 114: 198 |
| Letter no: | DCP-LETT-2116 |
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 |
Matches: 3 hits
- … There is an entry on 11 April 1857 in Emma Darwin’s diary, written during her stay in …
- … is established by the reference to Emma Darwin meeting Hooker and his wife in Hastings ( …
- … Darwin P.S Strictly according to my experiments a little above 1 7 (.140) of the plants of any country could be transported 924 miles & would then germinate ! for 18 94 have floated above 28 days & 64 87 64/87 is proportion of seeds which germinate after 28 days immersion. — & average of current in Atlantic is 33 miles per diem. — I have just had a letter from Emma & …
To J. D. Hooker [23 October 1857]
Summary
Return of books.
JDH coming to Down.
| Author: | Charles Robert Darwin |
| Addressee: | Joseph Dalton Hooker |
| Date: | [23 Oct 1857] |
| Classmark: | DAR 114: 214 |
| Letter no: | DCP-LETT-2157 |
To J. D. Hooker 14 [November 1857]
Summary
Rule that species vary most in larger genera seems universal.
Response to Gardeners’ Chronicle note on "Bees and kidney beans" [Collected papers 1: 275–7].
| Author: | Charles Robert Darwin |
| Addressee: | Joseph Dalton Hooker |
| Date: | 14 [Nov 1857] |
| Classmark: | DAR 114: 215 |
| Letter no: | DCP-LETT-2170 |
To J. D. Hooker 20 October [1857]
Summary
Returns some of the systematics books borrowed from JDH. Will now take on A. P. and Alphonse de Candolle [Prodromus].
Arrangements for a visit.
| Author: | Charles Robert Darwin |
| Addressee: | Joseph Dalton Hooker |
| Date: | 20 Oct [1857] |
| Classmark: | DAR 114: 212, 222c |
| Letter no: | DCP-LETT-2156 |
