RECORD: Darwin, C. R. [ny].07.22-26. Trifolium subterraneum / Draft of Cross and self fertilisation (fragment). CUL-DAR209.11.109-112. Edited by John van Wyhe (Darwin Online, http://darwin-online.org.uk/)
REVISION HISTORY: Transcribed by Christine Chua and edited by John van Wyhe 7.2023. 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-DAR209.11 contains material for Darwin's book Movement in plants (1880). Draft in the hand of Ebenezer Norman with corrections by Darwin. The text of the draft corresponds to Cross and self fertilisation, p. 28.
[109-112]
(p 4)
July 22d T. subterraneum
(Fig 221) Tracing V.
same scale 4 sets of Lettering marked with blue lines.
[112v]
[top of page excised]
and it might have been thought that it could not be fertilised without the aid of humble-bees which often visit the flowers; but as the flowers grow older the stamens increase in length, and their anthers are brushed against the stigma, which thus receives some pollen. There was hardly any difference between The number of the seedlings produced by the crossed and self-fertilised flowers differed very little.)
Citation: John van Wyhe, ed. 2002-. The Complete Work of Charles Darwin Online. (http://darwin-online.org.uk/)
File last updated 20 August, 2023