RECORD: Darwin, C. R. n.y.03.09-16. Cyclamen persicum / Proof sheet of Cross and self fertilisation. CUL-DAR209.4.148. (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 9.2022. 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 materials for Darwin's book Movement in plants (1880).


[148]

Cyclamen Persicum, seedling .55 high. nearly upright blade of 1 Cot. not quite fully expanded [sketch]

March 9th.

8° 10' a.m . observed on Hor. glass in darkness.

8° 40 from light & to right

9. 22 to left & gone back to light

10. 25 from light

11. 23 a little from light & to left

11 43 nearly same spot

11 45 new dot more magnified

12 9 from light & to right

12. 50' to right left & little from light

2° to light &  with more than 2 ⨀ in 24 1/2 H.    left 

 2 ⨀   in 24°    3 gone back from light 

4° same course short distance

5. 5 I think, to light

5° 10 new dot — (merely slided glass)

6. 5 to light far

7. 18 a little to right

8° 30 same course

10. 30 to right

10th 6° 55'  Distance 7.5      inches

8° a.m from light

8. 53 to light

.15 more to Bead

7.5 [÷] 1.5 [=] 50 magnified

[148v]

1st proof

Slips 13-16

[Proof sheet of Cross and self fertilisation, p. 25.]


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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 20 December, 2025