From G. H. K. Thwaites 28 August 1877
Author: | George Henry Kendrick Thwaites |
Addressee: | Charles Robert Darwin |
Date: | 28 Aug 1877 |
Classmark: | DAR 178: 126 |
Letter no: | DCP-LETT-11119 |
From George Henry Kendrick Thwaites [14 February 1860]
Summary
Questions how natural selection can explain why some cells remain simple and others are modified into highly complex structures.
Reports on the spread in Ceylon of a recently introduced plant.
Author: | George Henry Kendrick Thwaites |
Addressee: | Charles Robert Darwin |
Date: | [14 Feb 1860] |
Classmark: | DAR 205.4: 100 |
Letter no: | DCP-LETT-2697 |
From George Henry Kendrick Thwaites 15 May 1862
Summary
Sends CD a quotation from Plato which anticipates the Origin.
Has been enjoying CD’s paper on dimorphism in the Journal of the Linnean Society ["Two forms of Primula", Collected papers 2: 45–63]. He has found similar structures [see Forms of flowers, pp. 116, 122].
Author: | George Henry Kendrick Thwaites |
Addressee: | Charles Robert Darwin |
Date: | 15 May 1862 |
Classmark: | DAR 110: B79–80, DAR 171: 3 |
Letter no: | DCP-LETT-3550 |
From George Henry Kendrick Thwaites 17 February 1863
Summary
Replies to CD’s letter: dimorphism common in Ceylon Rubiaceae. [See Forms of flowers, p. 286.]
Author: | George Henry Kendrick Thwaites |
Addressee: | Charles Robert Darwin |
Date: | 17 Feb 1863 |
Classmark: | DAR 109: A94 |
Letter no: | DCP-LETT-3994 |
From G. H. K. Thwaites 8 June 1863
Summary
Dimorphism in Linum.
Situation in some of the lower Algae is analogous to that in phaenogams. In some, conjugation occurs between separate filaments, in others between cells of same filament.
Forwards a letter from S. O. Glenie enclosing specimens of Cassia fistula which show the two forms of the anthers.
Author: | George Henry Kendrick Thwaites |
Addressee: | Charles Robert Darwin |
Date: | 8 June 1863 |
Classmark: | DAR 178: 121–2 |
Letter no: | DCP-LETT-4208 |
From G. H. K. Thwaites 24 September 1863
Summary
Sends information on the flowers of Cassia roxburghii; will send flowers of all the species of Cassia for CD to study with a view to discovering the law which operates to bring about the differences.
Author: | George Henry Kendrick Thwaites |
Addressee: | Charles Robert Darwin |
Date: | 24 Sept 1863 |
Classmark: | DAR 48: 74 |
Letter no: | DCP-LETT-4303 |
From G. H. K. Thwaites 1 April 1868
Summary
Has circulated CD’s Queries about expression and gives some of his observations of the natives.
Author: | George Henry Kendrick Thwaites |
Addressee: | Charles Robert Darwin |
Date: | 1 Apr 1868 |
Classmark: | DAR 178: 123 |
Letter no: | DCP-LETT-6080 |
From G. H. K. Thwaites 22 July 1868
Summary
GHKT is going to procure some local smoke-coloured fowls and investigate them for CD.
Encloses letter on expression queries from S. O. Glenie.
Author: | George Henry Kendrick Thwaites |
Addressee: | Charles Robert Darwin |
Date: | 22 July 1868 |
Classmark: | DAR 178: 124; DAR 165: 53 |
Letter no: | DCP-LETT-6285 |
From G. H. K. Thwaites 16 October 1868
Author: | George Henry Kendrick Thwaites |
Addressee: | Charles Robert Darwin |
Date: | 16 Oct 1868 |
Classmark: | DAR 178: 125 |
Letter no: | DCP-LETT-6420 |
letter | (9) |
Darwin, C. R. | (9) |
Darwin, C. R. | (9) |
Thwaites, G. H. K. | (9) |