RECORD: Darwin, C. R. [1875-1876]. Draft of Cross and self fertilisation. CUL-DAR63.49r. Edited by John van Wyhe (The Complete Work of Charles Darwin Online, http://darwin-online.org.uk/)
REVISION HISTORY: Transcribed by Christine Chua and edited by John van Wyhe 12.2022. 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 volumes CUL-DAR63, CUL-DAR64 and CUL-DAR65 contain a diverse array of materials for Darwin's research on earthworms. All of the textual items in these folders, including this one, have been transcribed in a single file: CUL-DAR63-65.
Draft is in the hand of Ebenezer Norman with corrections by Darwin. The text of the draft corresponds to Cross and self fertilisation, p. 84.
[49r]
appearance. We may put the results in another way: the number of flower-stems on the crossed plants were to those on an equal number of self-fertilised plants as 100 to 48.
Three crossed seeds in a state of germination were also planted in three separate pots: and three self-fertilised seeds in the same state in three other pots. These plants were therefore exposed at first to no competition with each one another, and when
Citation: John van Wyhe, ed. 2002-. The Complete Work of Charles Darwin Online. (http://darwin-online.org.uk/)
File last updated 3 July, 2025