From J. J. Weir 6 July 1875
Summary
Yellow flowers occurring on a purple Cytisus grafted onto a yellow stock.
Author: | John Jenner Weir |
Addressee: | Charles Robert Darwin |
Date: | 6 July 1875 |
Classmark: | DAR 181: 85 |
Letter no: | DCP-LETT-10044 |
From J. J. Weir 7 July 1875
Summary
Yellow and purple flowers occur on plant grafted with Cytisus purpureus, but only on separate racemes. Only yellow blooms seed.
Author: | John Jenner Weir |
Addressee: | Charles Robert Darwin |
Date: | 7 July 1875 |
Classmark: | DAR 181: 86 |
Letter no: | DCP-LETT-10050 |
From J. J. Weir 9 July 1875
Summary
Sends CD some of the Cytisus, which has produced yellow flowers on a purple graft.
Author: | John Jenner Weir |
Addressee: | Charles Robert Darwin |
Date: | 9 July 1875 |
Classmark: | DAR 181: 87 |
Letter no: | DCP-LETT-10055 |
From J. J. Weir 27 December 1881
Summary
Discusses mule’s resemblance to parents.
Author: | John Jenner Weir |
Addressee: | Charles Robert Darwin |
Date: | 27 Dec 1881 |
Classmark: | DAR 148: 467 |
Letter no: | DCP-LETT-13582 |
From J. J. Weir [before 30 May 1868]
Summary
Reversion of tamed animals to wild behaviour.
Author: | John Jenner Weir |
Addressee: | Charles Robert Darwin |
Date: | [before 30 May 1868] |
Classmark: | DAR 181: 73 |
Letter no: | DCP-LETT-5748 |
From J. J. Weir [after 27 February] 1868
Summary
Trusts his paper ["Apterous Lepidoptera" (1867), printed for the West Kent Natural History, Microscopical, and Photographic Society] showed that he is thoroughly a disciple of CD.
Cites evidence that birds undoubtedly distinguish colours. [see Descent 2: 110.]
Author: | John Jenner Weir |
Addressee: | Charles Robert Darwin |
Date: | [after 27 Feb] 1868 |
Classmark: | DAR 84.1: 77–80 |
Letter no: | DCP-LETT-5939 |
From J. J. Weir [before 3] March 1868
Summary
Aggressive behaviour of a bullfinch toward new arrival in JJW’s aviary.
Sexual differences in goldfinches: size of beaks.
Sexual selection in Lepidoptera.
Thinks Dr Alex Wallace’s observations on Bombyx not conclusive in proving that no preference is shown by females.
Author: | John Jenner Weir |
Addressee: | Charles Robert Darwin |
Date: | [before 3] Mar 1868 |
Classmark: | DAR 84.1: 51–2 and DAR 82: A107–8 |
Letter no: | DCP-LETT-5964 |
From J. J. Weir [before 5] March 1868
Summary
Does not think females give preference to any males. Coloration, pugnacity; cases of use of colour in struggle for existence. [see Descent 1: 395.]
Author: | John Jenner Weir |
Addressee: | Charles Robert Darwin |
Date: | [before 5] Mar 1868 |
Classmark: | DAR 82: A109–12 |
Letter no: | DCP-LETT-5985 |
From J. J. Weir 7 March 1868
Summary
Various facts about birds: pairing, finding new mates, protective coloration, polygamy, sexual differences.
Author: | John Jenner Weir |
Addressee: | Charles Robert Darwin |
Date: | 7 Mar 1868 |
Classmark: | DAR 86: A21–4 |
Letter no: | DCP-LETT-5995 |
From J. J. Weir 11 March 1868
Author: | John Jenner Weir |
Addressee: | Charles Robert Darwin |
Date: | 11 Mar 1868 |
Classmark: | DAR 84.1: 53–6 |
Letter no: | DCP-LETT-6005 |
From J. J. Weir 16 March 1868
Author: | John Jenner Weir |
Addressee: | Charles Robert Darwin |
Date: | 16 Mar 1868 |
Classmark: | DAR 84.1: 57–60 |
Letter no: | DCP-LETT-6016 |
From J. J. Weir 23 March 1868
Author: | John Jenner Weir |
Addressee: | Charles Robert Darwin |
Date: | 23 Mar 1868 |
Classmark: | DAR 84.1: 61–4 |
Letter no: | DCP-LETT-6041 |
From J. J. Weir 24 March 1868
Summary
Experiments to test Wallace’s theory that brightly coloured caterpillars are rejected by birds. [See Descent 1: 417.]
Author: | John Jenner Weir |
Addressee: | Charles Robert Darwin |
Date: | 24 Mar 1868 |
Classmark: | DAR 84.1: 65–8 |
Letter no: | DCP-LETT-6046 |
From J. J. Weir [26] March 1868
Author: | John Jenner Weir |
Addressee: | Charles Robert Darwin |
Date: | [26] Mar 1868 |
Classmark: | DAR 86: C5–9 |
Letter no: | DCP-LETT-6056 |
From J. J. Weir 31 March 1868
Summary
Sexual behaviour of chaffinches.
Numbers of female linnets in September.
His experiments on brightly coloured larvae [as food], testing A. R. Wallace’s theory.
His observations of a rookery make him wonder whether it may not be more difficult than we think for birds to pair.
Author: | John Jenner Weir |
Addressee: | Charles Robert Darwin |
Date: | 31 Mar 1868 |
Classmark: | DAR 46.1: 98–101, DAR 84.1: 69–70 |
Letter no: | DCP-LETT-6074 |
From J. J. Weir [before 28 April] 1868
Summary
Proportion of sexes in chaffinches.
Pugnacity of blackbirds and robins.
Harrison Weir reports up to nine eggs in starling nests.
Newspaper report of a sheep born with its owner’s brand.
Author: | John Jenner Weir |
Addressee: | Charles Robert Darwin |
Date: | [before 28 Apr] 1868 |
Classmark: | DAR 86: C1–2, DAR 84.1: 73–4 |
Letter no: | DCP-LETT-6078 |
From J. J. Weir 5 April 1868
Summary
George Rolleston’s son was born with a scar on his knee exactly where GR cut himself with a knife years before his marriage. Gives several other examples of inherited mutilation.
Author: | John Jenner Weir |
Addressee: | Charles Robert Darwin |
Date: | 5 Apr 1868 |
Classmark: | DAR 181: 74 |
Letter no: | DCP-LETT-6093 |
From J. J. Weir 16 April 1868
Summary
Describes a curious litter of rabbits.
Pairing of rooks, courtship of golden pheasant.
Behaviour of finch hybrids.
Seasonal coloration of birds; bright plumage results from sexual selection.
Author: | John Jenner Weir |
Addressee: | Charles Robert Darwin |
Date: | 16 Apr 1868 |
Classmark: | DAR 84.1: 71–2, 140, DAR 181: 75 |
Letter no: | DCP-LETT-6125 |
From J. J. Weir 20 April 1868
Summary
Instinct in birds; nest-building.
Inheritance of acquired characters.
Author: | John Jenner Weir |
Addressee: | Charles Robert Darwin |
Date: | 20 Apr 1868 |
Classmark: | DAR 181: 76 |
Letter no: | DCP-LETT-6130 |
From J. J. Weir 28 April – 4 May 1868
Summary
Observations on root-climbers. Variegated and arborescent varieties of Hedera.
[CD’s notes are for his reply, 6165.]
Author: | John Jenner Weir |
Addressee: | Charles Robert Darwin |
Date: | 28 Apr – 4 May 1868 |
Classmark: | DAR 181: 77 |
Letter no: | DCP-LETT-6145 |