To T. H. Farrer 6 May [1869]
Summary
Dislikes the use of the term "degradation" as applied to the closed flowers of Viola species. Species with such self-fertilising flowers also have flowers adapted for crossing. The development of closed flowers adapted to ensure a sufficient stock of seed is progressive.
Author: | Charles Robert Darwin |
Addressee: | Thomas Henry Farrer, 1st baronet and 1st Baron Farrer |
Date: | 6 May [1869] |
Classmark: | Linnean Society of London (LS Ms 299/1) |
Letter no: | DCP-LETT-6730 |
To T. H. Farrer 10 August [1869]
Summary
THF’s view, if confirmed, pleases CD in that what appears a mere morphological character is found to be of use. Carl Nägeli has been attacking him on this head.
Author: | Charles Robert Darwin |
Addressee: | Thomas Henry Farrer, 1st baronet and 1st Baron Farrer |
Date: | 10 Aug [1869] |
Classmark: | Linnean Society of London (LS Ms 299/8) |
Letter no: | DCP-LETT-6859 |
To T. H. Farrer 10 October [1869]
Summary
Sympathises with THF at being forestalled by Delpino, but urges him to publish confirmation.
Author: | Charles Robert Darwin |
Addressee: | Thomas Henry Farrer, 1st baronet and 1st Baron Farrer |
Date: | 10 Oct [1869] |
Classmark: | Linnean Society of London (LS Ms 299/17) |
Letter no: | DCP-LETT-6930 |
To T. H. Farrer 20 October [1869]
Summary
Comments on notes made by THF on Passiflora and Tacsonia. Suggests he examine more species. Recalls his own observations on P. princeps and Tacsonia.
Author: | Charles Robert Darwin |
Addressee: | Thomas Henry Farrer, 1st baronet and 1st Baron Farrer |
Date: | 20 Oct [1869] |
Classmark: | Linnean Society of London (LS Ms 299/10) |
Letter no: | DCP-LETT-6945 |
To T. H. Farrer [27 November 1869]
Summary
Encloses extract from a letter from Fritz Müller about humming-birds visiting Passiflora, "as a caution about Passiflora in contrast with Tacsonia".
[Signed with CD’s name by Emma Darwin.]
Author: | Charles Robert Darwin |
Addressee: | Thomas Henry Farrer, 1st baronet and 1st Baron Farrer |
Date: | [27 Nov 1869] |
Classmark: | Linnean Society of London (LS Ms 299/12) |
Letter no: | DCP-LETT-7013 |