From J. D. Hooker 10 July 1862
Summary
JDH’s trip to Switzerland with his wife.
Has seen Oswald Heer’s fossils, including a leaf, apparently dicotyledonous, from the Lower Lias in Jura.
Value of insect and crustacean fossils for systematic determination.
JDH "impressed with identity of physical features and what wonderful analogy of biological [features] between Alps and Himalayas".
| Author: | Joseph Dalton Hooker |
| Addressee: | Charles Robert Darwin |
| Date: | 10 July 1862 |
| Classmark: | DAR 101: 46–7 |
| Letter no: | DCP-LETT-3651 |
Matches: 1 hit
- … Hooker might recover her health (see letters from J. D. Hooker, 19 [June 1862] , 28 June 1862 , and 2 July 1862 ). Hooker refers to the Swiss botanist, Oswald Heer . No angiosperms had ever been found in rocks older than the Cretaceous system (see Correspondence vol. 6, letter from Charles Lyell, [16 January 1857] ); …
To Daniel Oliver 24 July [1862]
Summary
Asa Gray has a self-fertilising Platanthera, like the bee orchid. CD believes problem of the latter will some day be explained. Speculates [Ophrys] arachnites may be crossing form and bee orchid self-fertilising form of the same species.
Cytisus adami is a puzzle.
Pleased if DO will review Orchids [Nat. Hist. Rev. n.s. 2 (1862): 371–6] .
His review of Primula paper was capital. [Nat. Hist. Rev. n.s. 2 (1862): 235–43].
Requests peloric plants.
| Author: | Charles Robert Darwin |
| Addressee: | Daniel Oliver |
| Date: | 24 July [1862] |
| Classmark: | DAR 261.10: 34 (EH 88206017) |
| Letter no: | DCP-LETT-3664 |
From J. D. Hooker [24 July 1862]
Summary
Wife’s health improved by trip.
Heer’s collections convince JDH that Miocene vegetation was Himalayan, not American, as Heer supposed.
Zurich promises to be a good natural history school.
Review of Natural History Review in Parthenon [1 (1862): 373–5].
| Author: | Joseph Dalton Hooker |
| Addressee: | Charles Robert Darwin |
| Date: | [24 July 1862] |
| Classmark: | DAR 70: 171, DAR 101: 48–9 |
| Letter no: | DCP-LETT-3665 |
Matches: 1 hit
- … J. D. Hooker, 10 July 1862 , and L. Huxley ed. 1918, 1: 401–2). In attempting to explain the resemblance between the Tertiary flora of Europe and Madeira, and the present flora of Atlantic North America, Heer had argued that, during the Miocene era, there must have existed an Atlantic land-bridge between Europe and North America, which was subsequently submerged, with the exception of the various Atlantic islands (Heer 1857 …
To W. E. Darwin 4 [July 1862]
Summary
Reports some observations on the fertilisation of wheat which WED might follow up.
| Author: | Charles Robert Darwin |
| Addressee: | William Erasmus Darwin |
| Date: | 4 [July 1862] |
| Classmark: | DAR 210.6: 100 |
| Letter no: | DCP-LETT-3641 |
Matches: 1 hit
- … J. D. Hooker, 6 October [1862] and 14 [October 1862] , and letter to Asa Gray, 16 October [1862] ). CD later discussed this experiment in ‘Specific difference in Primula ’ , pp. 451–4. Leonard Darwin became ill with scarlet fever on 12 June 1862 ( Emma Darwin’s diary (DAR 242)). Horace Darwin . Miss Pugh had been governess to the Darwin children from January 1857 …
| letter | (4) |
| Darwin, C. R. | (2) |
| Darwin, W. E. | (1) |
| Oliver, Daniel | (1) |
| Darwin, C. R. | (4) |
| Hooker, J. D. | (2) |
| Darwin, W. E. | (1) |
| Oliver, Daniel | (1) |
