RECORD: Darwin, C. R. [ny][.05].28-29. Cissus discolor / Draft of Cross and self fertilisation. CUL-DAR209.3.102. (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 11.2022. 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-DAR209.4 contains for Darwin's book Movement in plants (1880).
Draft is in the hand of Ebenezer Norman with corrections by Darwin. The text of the draft corresponds to Cross and self fertilisation, p. 350.
[102]
Cissus discolor 28
10 . 35' ⨀
12 35
2°
3
4.
5. 15
5 55. begun to rise
7
8 . 15 crossed to left
9. 23 down
10. 50
6. 40
8°
9 . 5 nearly same spot
9 . 55
11°
12
1° not marked enough
2° 5' in middle of old mvt
5° gone down & made movt
6. 5'
6° 45 am ⨀
[102v]
yielded half grain as many seeds as did those which were crossed; and the plants seedlings raised from these [illeg] self-fertilised seeds succeeded in height those plants raised from the crossed seeds to an extraordinary degree. In the second & third generations, although the self-fertilised plants did not exceed the crossed plants in height, yet their self-fertilised flowers yielded on two
Citation: John van Wyhe, ed. 2002-. The Complete Work of Charles Darwin Online. (http://darwin-online.org.uk/)
File last updated 20 December, 2025