RECORD: Darwin, C. R. 1878.09.12. Cabbage / Draft of Cross and self fertilisation. CUL-DAR209.11.34. (John van Wyhe ed., 2002-. The Complete Work of Charles Darwin Online, http://darwin-online.org.uk/)

REVISION HISTORY: Transcribed by Christine Chua and John van Wyhe, 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. 2.


[34]

Sept 12th Cabbage much bowed downwards through Heliotropism placed horizontally so that apogeotropism shd counteract

8°. 30'    beneath Horizon

9°    rising still out of sight    (partially etiolated)

9.' 20'    first dot    →

10 . 5    up

10. 34    do

10. 51    up & little to left

11. 10    greatly up. ,accelerated force rising with

11. 23'    do

11. 41    far up

11. 57    up & a little to right

12. 20'    down & to right.    yet Hypo far from vertical

12 52    far down.

1. 22    down & to left circumnutating

2. 5    up & to left.

51 [-] 12 [=] 39

2. 55    up & to right

4. 3    down

5    to left

6    to Right

Hypocoty 2 1/2 inch High

7. 15    much risen.

8. 5    to left & little down

8 50    straight down

Pot 14° above Horizon

9. 40    to right.

10. 40    up thick line

 

13' 6° 45'

  7° 28'

Basal part not bent

  7 58    up & to right

  8. 20'

32° from vertical

rose 17° [+?] 20° [+?] 16 [=?] 51°

Movement exaggerated

[34v]

[top of page excised]

which they is thus transported to other flowers. Again there is a class in which the ovules absolutely refuse to be fertilised by pollen from the same flower plant, but can be fertilised by pollen from any other individual of the same species. There are also very many other plants species which are partially sterile with their own pollen. Lastly there is a large class, in which the flowers present no apparent obstacle of any kind to self-fertilisation, nevertheless


Return to homepage

Citation: John van Wyhe, ed. 2002-. The Complete Work of Charles Darwin Online. (http://darwin-online.org.uk/)

File last updated 21 December, 2025