RECORD: Darwin, C. R. 1878.06.20-21. Nankin cotton / Draft of Cross and self fertilisation. CUL-DAR209.4.289-290. Edited by John van Wyhe (Darwin Online, http://darwin-online.org.uk/)
REVISION HISTORY: Transcribed by Christine Chua and edited by John van Wyhe 9.2022. RN1
NOTE: See record in the Darwin Online manuscript catalogue, enter its Identifier here. Reproduced with permission of the Syndics of Cambridge University Library and William Huxley Darwin. The volume CUL-DAR209.4 contains for Darwin's book Movement in plants (1880).
Draft of Cross and self fertilisation in the hand of Ebenezer Norman with corrections by Darwin.
"Norman, Ebenezer, 1835/6-1923. 1854- Schoolmaster at Down and from 1856 and many years thereafter copyist for CD. 1856 Aug. 17 First payment for copying in CD's Account book (Down House MS). Many thereafter. CCD6:444. 1857 CD to Hooker, "I am employing a laboriously careful Schoolmaster". CCD6:443. 1858 CD to Hooker, "I can get the Down schoolmaster to do it [i.e. transcribe] on my return". CCD7:130. 1871 Banker's clerk in Deptford." (Paul van Helvert & John van Wyhe, Darwin: A Companion, 2021)
[289]
Cotton Ipomœa June 20
[data not transcribed]
[289v]
relation between the number of seeds produced by flowers when cross by insects or otherwise and [illeg] self-fertilised, and the degree to which their offspring profit by the two processes. I have also given reasons for believing that the inefficiency of a plant's own [text excised]
[Cross and self fertilisation, pp. 381-2: "It has already been shown that there is no close relation between the number of seeds produced by flowers when crossed and self-fertilised, and the degree to which their offspring are affected by the two processes. I have also given reasons for believing that the inefficiency of a plant's own pollen is in most cases an incidental result, or has not been specially acquired for the sake of preventing self-fertilisation."]
[290]
Cotton continued
[data not transcribed]
[290v]
[text excised]
no doubt naturally visit flowers": the Entomologists' Weekly Intelligencer. June 30th 1860 p. 103.
[Cross and self fertilisation, p. 383, n†: "In answer to a question by me, the editor of an entomological journal writes—"The Depressariae, as is notorious to every collector of Noctuae, come very freely to sugar, and no doubt naturally visit flowers:" the 'Entomologists' Weekly Intelligencer' 1860 page 103."]
Citation: John van Wyhe, ed. 2002-. The Complete Work of Charles Darwin Online. (http://darwin-online.org.uk/)
File last updated 7 December, 2022