RECORD: Darwin, C. R. & Francis Darwin. [ny.08].25-26. Cotyledon / Draft of Cross and self fertilisation. CUL-DAR209.3.106. Edited by John van Wyhe (Darwin Online, http://darwin-online.org.uk/)

REVISION HISTORY: Transcribed by Christine Chua and edited by John van Wyhe 11.2022. 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-DAR209.3 contains materials for Darwin's book Movement in plants (1880).

The text of the draft corresponds to Cross and self fertilisation, p. 454.


[106]

Sunday 25th Cotyledon

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a cross between them did no more good than a cross between the flowers in the same plant. In what is still alluded to is But the result just it is still more remarkable namely that although the seedlings of Mimulus, Ipomœa, Dianthus & Petunia which a were first raised were at exclusively variable in the colour of their flowers, there became as uniform in tint as th their offspring after being self-fertilised & growing grown under uniform conditions for several some generations, bore flowers almost as uniform in tint as those on a natural species. In one case the plants themselves


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Citation: John van Wyhe, ed. 2002-. The Complete Work of Charles Darwin Online. (http://darwin-online.org.uk/)

File last updated 18 August, 2023