RECORD: Darwin, C. R. 1866.12. Ipomœa purpurea / Second Generation. CUL-DAR77.94-95. Edited by John van Wyhe (Darwin Online, http://darwin-online.org.uk/)
REVISION HISTORY: Transcribed by Christine Chua and edited by John van Wyhe 2.2023. 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 volumes CUL-DAR 76-79 contain material for Darwin's book Cross and self fertilisation (1876).
[94]
Ipomœa purpurea. Dec. 1866 Second Generation
Taller plants derived from cross fertilisation
Again crossed by distinct plants in same pot & castrated after being fertilised
[data not transcribed]
[94v]
Give total pods produced by crossed & self-fertilise fr Down A
[95]
Ipomœa purp— Second Generation
Shorter Plants derived from short self-fertilised Plants
Again fertilised with pollen from same flower & castrated
[data not transcribed]
Citation: John van Wyhe, ed. 2002-. The Complete Work of Charles Darwin Online. (http://darwin-online.org.uk/)
File last updated 29 May, 2023