From:
Charles Robert Darwin
To:
John Jenner Weir
Date:
5 July 1875
Source of text:
DAR 148: 334
Summary:
Discusses case of Cytisus graft described by JJW.
Contributor:
Darwin Correspondence Project
From:
John Jenner Weir
To:
Charles Robert Darwin
Date:
6 July 1875
Source of text:
DAR 181: 85
Summary:
Yellow flowers occurring on a purple Cytisus grafted onto a yellow stock.
Contributor:
Darwin Correspondence Project
From:
John Jenner Weir
To:
Charles Robert Darwin
Date:
7 July 1875
Source of text:
DAR 181: 86
Summary:
Yellow and purple flowers occur on plant grafted with Cytisus purpureus, but only on separate racemes. Only yellow blooms seed.
Contributor:
Darwin Correspondence Project
From:
Charles Robert Darwin
To:
John Jenner Weir
Date:
8 July [1875]
Source of text:
Boston Public Library (Rare Books MSS Acc. 324)
Summary:
Is very interested in JJW’s report on a purple laburnum grafted onto yellow stock which then produces yellow flowers. CD requests racemes to examine.
Contributor:
Darwin Correspondence Project
From:
John Jenner Weir
To:
Charles Robert Darwin
Date:
9 July 1875
Source of text:
DAR 181: 87
Summary:
Sends CD some of the Cytisus, which has produced yellow flowers on a purple graft.
Contributor:
Darwin Correspondence Project
From:
Charles Robert Darwin
To:
John Jenner Weir
Date:
10 July 1875
Source of text:
American Philosophical Society (Mss.B.D25.466); DAR 148: 336
Summary:
Regarding Cytisus graft with yellow flowers, CD thinks nurseryman has sold Cytisus adami to JJW’s brother in place of C. purpureus. This explains apparent "sport". [P.S. on envelope:] C. purpureus seeds freely. C. adami never does.
Contributor:
Darwin Correspondence Project
From:
Charles Robert Darwin
To:
John Jenner Weir
Date:
14 July 1875
Source of text:
DAR 148: 337
Summary:
JJW is to think no more about mistake [regarding Cytisus graft].
Contributor:
Darwin Correspondence Project
From:
Charles Robert Darwin
To:
John Jenner Weir
Date:
18 Dec [1875]
Source of text:
The British Library (Egerton MS 3009 C f.11)
Summary:
E. Ray Lankester blackballed by Linnean Society. Another election planned. Would JJW use his influence in Lankester’s favour?
Contributor:
Darwin Correspondence Project
From:
Charles Robert Darwin
To:
John Jenner Weir
Date:
14 Feb [1876]
Source of text:
DAR 148: 338
Summary:
Declines invitation to accompany JJW to Crystal Palace.
Contributor:
Darwin Correspondence Project
From:
Charles Robert Darwin
To:
John Jenner Weir
Date:
4 Nov 1876
Source of text:
Sotheby’s (dealers) (29 October 1962)
Summary:
Promises to propose JJW for membership in Zoological Society.
Sympathises with JJW’s enthusiasm about the Danais and hopes it may become naturalised in this country.
Contributor:
Darwin Correspondence Project
From:
John Jenner Weir
To:
Charles Robert Darwin
Date:
27 Dec 1881
Source of text:
DAR 148: 467
Summary:
Discusses mule’s resemblance to parents.
Contributor:
Darwin Correspondence Project
From:
Charles Robert Darwin
To:
John Jenner Weir
Date:
29 Dec 1881
Source of text:
DAR 148: 340
Summary:
Comments on JJW’s observations on mule
and hermaphroditism in hybrid moths.
Contributor:
Darwin Correspondence Project
From:
Charles Robert Darwin
To:
John Jenner Weir
Date:
27 Feb [1868]
Source of text:
Field Museum of Natural History, Chicago
Summary:
Thanks JJW for his paper on apterous insects [see 5939], which contained much new information.
Asks JJW for any information he may have on sexual selection.
Describes an experiment, still untried, of staining tail-feathers of male pigeons in bright colours to find the effect on courtship.
Contributor:
Darwin Correspondence Project
From:
Charles Robert Darwin
To:
John Jenner Weir
Date:
29 Feb [1868]
Source of text:
Field Museum of Natural History, Chicago
Summary:
JJW’s note on birds was one of the most interesting CD has ever received. Asks several questions. CD is puzzled by cases of magpies whose mates were killed but who always immediately found others.
Alexander Wallace denies any effect of colour in sexual selection among Lepidoptera.
Contributor:
Darwin Correspondence Project
From:
Charles Robert Darwin
To:
John Jenner Weir
Date:
[6 Mar 1868]
Source of text:
American Philosophical Society (Mss.B.D25.348)
Summary:
Discusses beaks and relative numbers of the sexes of goldfinches.
Comments on sexual selection among butterflies.
Mentions Kerguelen moth collected by Hooker.
Comments on JJW’s observations on coloured birds.
Contributor:
Darwin Correspondence Project
From:
John Jenner Weir
To:
Charles Robert Darwin
Date:
7 Mar 1868
Source of text:
DAR 86: A21–4
Summary:
Various facts about birds: pairing, finding new mates, protective coloration, polygamy, sexual differences.
Contributor:
Darwin Correspondence Project
From:
John Jenner Weir
To:
Charles Robert Darwin
Date:
11 Mar 1868
Source of text:
DAR 84.1: 53–6
Summary:
Courtship of goldfinches. Male display. [See Descent 2: 95.]
Contributor:
Darwin Correspondence Project
From:
Charles Robert Darwin
To:
John Jenner Weir
Date:
13 Mar [1868]
Source of text:
The British Library (Egerton MS 2952: 8–10)
Summary:
Thanks for facts about birds displaying plumage during courtship; "for Butterflies I must trust to analogy altogether in regard to sexual selection".
Invites JJW to visit in summer.
Contributor:
Darwin Correspondence Project
From:
John Jenner Weir
To:
Charles Robert Darwin
Date:
16 Mar 1868
Source of text:
DAR 84.1: 57–60
Summary:
Sexual selection of pigeons, ducks;
polygamous birds.
Contributor:
Darwin Correspondence Project
From:
Charles Robert Darwin
To:
John Jenner Weir
Date:
22 Mar [1868]
Source of text:
Private collection
Summary:
Glad to hear about pigeons. Did not know some birds could win affections of females more than others, except among peacocks.
Comments on polygamy in birds.
Discusses sex ratios among birds.
Contributor:
Darwin Correspondence Project