RECORD: Darwin, C. R. & Francis Darwin. [1878.08]25-29. Trifolium repens / Draft of Cross and self fertilisation, folio 778. CUL-DAR209.3.36. 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: Reproduced with permission of the Syndics of Cambridge University Library and William Huxley Darwin. The volume CUL-DAR209.3 contains materials on Circumnutation of leaves and hyponasty for Darwin's book Movement in plants (1880).
The text of the draft corresponds to Cross and self fertilisation, p. 454.
[36]
Trifolium repens
[data not transcribed]
(used)
[36v]
(635 778
Ch XII
Gen Con
years; but their advantage this superiority gradually & manifestly decreased, as, was shown in several instances by the difference in the result between a cross with of the intercrossed plants and with a fresh stock. These intercrossed plants also tended in a few cases to become somewhat more uniform in character or less variable than they were at first. With respect to the plants which were self-fertilised in each generation, their sexual elements apparently lost after some years all differentiation, for
Citation: John van Wyhe, ed. 2002-. The Complete Work of Charles Darwin Online. (http://darwin-online.org.uk/)
File last updated 18 August, 2023