RECORD: Darwin, C. R. n.d. Nature of offspring. CUL-DAR111.B25. Edited by John van Wyhe (Darwin Online, http://darwin-online.org.uk/)

REVISION HISTORY: Transcribed by Christine Chua and edited by John van Wyhe 1.2023. 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-DAR111 contains notes on illegitimate progeny of dimorphic and trimorphic plants for Darwin's book Forms of flowers (1877).


[25]

Nature of offspring. p 19 Long-styled 56 Plants

M.S.

p. 193. short-styled from own shortest stamens

8 short-styled 1 long-styled,

p 194 mid-styled from own longest stamens

3 mid-styled 1 long-styled

p 195. from short-styled by mid-length stamen of long-styled

8 short-styled 4 long-styled

p. 197 from mid-styled by shortest stamens of long-styled

8 mid-styled 17 long-styled

p 198 From mid-styled by longest stamens of short-styled (the most fertile of illeg. unions)

18 short-styled, 14 log-styled, 8 mid-styled

18 [+] 14 [+] 8 [=] 40

General Conclusion

[25v]

It will be very interesting to observe, as I believe to be the case that the offspring from the more sterile union believe the pistil & stamens which differ most in length as the more sterile.


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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 2 June, 2023