RECORD: Darwin, C. R. 1878.05.26-27. Amphicarpaea / Draft of Cross and self fertilisation, folio 600. CUL-DAR209.11.214a. (John van Wyhe ed., 2002-. The Complete Work of Charles Darwin Online, http://darwin-online.org.uk/)
REVISION HISTORY: Transcribed by Christine Chua and edited by John van Wyhe 7.2023. RN2
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. 347.
[214a]
May 26'. Amphicarpaea
8° 50'
9. 36 to so called light
10. 23 to do & little to right
11. 5 — to do a little to left
12. do. a little to right
o o o o o
12 50 new dot ⨀ moved mark & less magnified (Peduncle bowed down)
2° to light
3° gone back from light to starting point — error from disturbing Plant??
4 from light & to right
5. nearly same
6 back to light. but touching leaf at opposite end
6° moved pot ⨀ new dot
7. 17' back to light— Therefore I believe last trustworthy
8 27— same course nearly
9. 35 an atom back or from light & on left side
11° from light considering on old line.
27. 6° 50'
8 to right
9° 30 from light & to right
10. 45' gone back
10. 50' slided glass ⨀
12 a little way to right & light
1° do down
2. 30 to light — 4° —
. 28' 6' 45
—lat
4°
4° P.m
Probably too cold growth checked
Used
[214av]
600 (44)
Chapter D 9
rule, these could not hardly have escaped their observation as well as and my own. We may therefore confidently assert that a self-sterile plant can be fertilised by the pollen of any one out of a thousand or ten thousand individuals of the same species. Now it is obviously impossible that the sexual organs and elements of each every individual can have been specialised with respect to every other individual. But there is no difficulty in believing that the sexual elements of each differ slightly in the same indeterminate diversified manner as do their external characters; and it has often been remarked that no two
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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 8 December, 2025