From Hugo de Vries 7 November 1875
Summary
Thanks for 2d edition of Climbing plants and for CD’s recognition of HdeV’s two essays on the subject [Climbing plants, pp. v–vi, 9 n., 22, 160]. Cause of spiral growth of tendrils.
Author: | Hugo de Vries |
Addressee: | Charles Robert Darwin |
Date: | 7 Nov 1875 |
Classmark: | DAR 180: 19 |
Letter no: | DCP-LETT-10248 |
To Hugo de Vries 10 November 1875
Summary
Suggests that, if HdV make further observations on tendrils, he attend to Echinocystis, as described on p. 132 of Climbing plants.
Author: | Charles Robert Darwin |
Addressee: | Hugo de Vries |
Date: | 10 Nov 1875 |
Classmark: | Artis Library (De Vries 2) |
Letter no: | DCP-LETT-10255F |
From Hugo de Vries 17 November 1875
Summary
Hopes to continue study of climbing plants next summer and to observe facts mentioned in CD’s letter.
Author: | Hugo de Vries |
Addressee: | Charles Robert Darwin |
Date: | 17 Nov 1875 |
Classmark: | DAR 180: 20 |
Letter no: | DCP-LETT-10264 |
To Hugo de Vries [10 or 11 August 1878]
Summary
Arranges for HdeV to call.
Author: | Charles Robert Darwin |
Addressee: | Hugo de Vries |
Date: | [10 or 11 Aug 1878] |
Classmark: | Artis Library (De Vries 4a) |
Letter no: | DCP-LETT-11643 |
To Hugo de Vries 8 August [1878]
Summary
Regrets he cannot receive HdeV at Down, because he has just left home.
Author: | Charles Robert Darwin |
Addressee: | Hugo de Vries |
Date: | 8 Aug [1878] |
Classmark: | Artis Library (De Vries 3) |
Letter no: | DCP-LETT-11645F |
To Hugo de Vries [15] August [1878]
Summary
Enjoyed seeing HdeV yesterday.
Following the point mentioned by HdeV, CD has observed the difference in corrugation of primary roots in plants exposed to dry and damp soil.
Author: | Charles Robert Darwin |
Addressee: | Hugo de Vries |
Date: | [15] Aug [1878] |
Classmark: | Artis Library (De Vries 4b) |
Letter no: | DCP-LETT-11662 |
From Hugo de Vries 17 August 1878
Author: | Hugo de Vries |
Addressee: | Charles Robert Darwin |
Date: | 17 Aug 1878 |
Classmark: | DAR 180: 21 |
Letter no: | DCP-LETT-11665 |
To Hugo de Vries 13 February 1879
Summary
Discusses heliotropism in plant cotyledons. Asks for information.
Author: | Charles Robert Darwin |
Addressee: | Hugo de Vries |
Date: | 13 Feb 1879 |
Classmark: | Artis Library (De Vries 5) |
Letter no: | DCP-LETT-11881 |
From Hugo de Vries 24 February 1879
Summary
Did not wish to imply that some leaves are insensitive to light, only that he could not measure their sensitivity. Contraction of roots seems common.
Author: | Hugo de Vries |
Addressee: | Charles Robert Darwin |
Date: | 24 Feb 1879 |
Classmark: | DAR 209.3: 336 |
Letter no: | DCP-LETT-11900 |
From Hugo de Vries 7 August 1879
Summary
Experiments to determine mechanism of tendril curvature; importance of variations in cell turgidity. Contraction in roots caused by increased turgor.
Author: | Hugo de Vries |
Addressee: | Charles Robert Darwin |
Date: | 7 Aug 1879 |
Classmark: | DAR 180: 22 |
Letter no: | DCP-LETT-12186 |
To Hugo de Vries 12 August 1879
Summary
Thanks for letter.
Comments on growth and movement of plants.
Author: | Charles Robert Darwin |
Addressee: | Hugo de Vries |
Date: | 12 Aug 1879 |
Classmark: | Artis Library (De Vries 6) |
Letter no: | DCP-LETT-12190 |
From Hugo de Vries 2 September 1879
Summary
Force of turgor is true cause of movement in plants. HdeV hopes to identify the substance which increases the cell’s water-absorbing power.
Author: | Hugo de Vries |
Addressee: | Charles Robert Darwin |
Date: | 2 Sept 1879 |
Classmark: | DAR 180: 23 |
Letter no: | DCP-LETT-12213 |
To Hugo de Vries 6 September 1879
Summary
Perhaps movement from side to side in plants is caused by the contraction of one side, rather than the expansion of the other.
Sends seeds of Lychnis Githago: he observed the hypocotyledenous stem, not the root, contracting.
Author: | Charles Robert Darwin |
Addressee: | Hugo de Vries |
Date: | 6 Sept 1879 |
Classmark: | Artis Library (De Vries 7) |
Letter no: | DCP-LETT-12219F |
From Hugo de Vries 10 September 1879
Author: | Hugo de Vries |
Addressee: | Charles Robert Darwin |
Date: | 10 Sept 1879 |
Classmark: | DAR 180: 24 |
Letter no: | DCP-LETT-12223 |
From Hugo de Vries 8 December 1880
Summary
Many thanks for Movement in plants; is especially interested in sensitivity of young seedlings.
Author: | Hugo de Vries |
Addressee: | Charles Robert Darwin |
Date: | 8 Dec 1880 |
Classmark: | DAR 180: 25 |
Letter no: | DCP-LETT-12897 |
From Hugo de Vries 15 October 1881
Summary
Thanks for Earthworms.
HdeV is studying the causes of variation in plants and is very interested in Pangenesis.
Author: | Hugo de Vries |
Addressee: | Charles Robert Darwin |
Date: | 15 Oct 1881 |
Classmark: | DAR 180: 26 |
Letter no: | DCP-LETT-13402 |
To Hugo de Vries [18 October 1881]
Summary
Delighted to hear that HdeV intends working on the causes of variation.
Author: | Charles Robert Darwin |
Addressee: | Hugo de Vries |
Date: | [18 Oct 1881] |
Classmark: | Artis Library (De Vries 8) |
Letter no: | DCP-LETT-13415F |
To Hugo de Vries 9 December 1881
Summary
Can HdV supply a reference to a paper describing a stem or a root divided longitudinally and the separate parts acted on by geotropism.
Author: | Charles Robert Darwin |
Addressee: | Hugo de Vries |
Date: | 9 Dec 1881 |
Classmark: | Artis Library (De Vries 9) |
Letter no: | DCP-LETT-13446F |
To Hugo de Vries [December 1881?]
Summary
Thanks for HdeV’s letter, which is a great relief to him.
Author: | Charles Robert Darwin |
Addressee: | Hugo de Vries |
Date: | [Dec 1881?] |
Classmark: | Artis Library (De Vries 10) |
Letter no: | DCP-LETT-13523F |
To Hugo de Vries 19 February 1874
Summary
Thanks for copies of HdV’s two articles on climbing plants (Vries 1873a and 1873b).
Author: | Charles Robert Darwin |
Addressee: | Hugo de Vries |
Date: | 19 Feb 1874 |
Classmark: | Artis Library (De Vries 1) |
Letter no: | DCP-LETT-9303F |
letter | (20) |
Darwin, C. R. | (11) |
Vries, Hugo de | (9) |
Vries, Hugo de | (11) |
Darwin, C. R. | (9) |
Darwin, C. R. | (20) |
Vries, Hugo de | (20) |