RECORD: Darwin, C. R. 1879.11.08-12. Mimosa pudica / Proof sheet of Cross and self fertilisation, p. 152. CUL-DAR209.10.59. (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 7.2022. 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-DAR209.10 contains notes on sleep (Leguminosae) for Darwin's book Movement in plants (1880).


[59]

Nov 8' 1879. Filament [sketch] attached to leading shoot of seedling in darkness— Horizontal glass— Circumnutation of stem.— in Study— Temp. 57º F

[in right margin:] (In my M.S I say (p 514) main petiole sink downwards during day till late in evening & rises during night until very early in the morning)

Circumnutation of the Stem

8º 5' a.m

8º 35' to Light

9. 35 to L & Left to

10.18' from L. back & to R. from

10.55' to L.— Leaves beginning to sleep) to

11.50' a lit to right

12.45 from light from

1.50 to light

2.45 from L— little way from

3º bit to left—— Temp 59º

3.50' very short distance to

4.45 from light from

5 30 do—

6.3' dot in middle of diagram

7 20 little to left in middle of D.

8 45 from L. & to left

10.18 same course, about straight from L. & little to left.

9th. 6º 50' am gone back little to Light — leaflets asleep.

12º a little e up or to Light— Leaflets awake, but all main petioles depressed. 58º F

3. 45' to Light— sensitive to touch

10 30' short distance to left.— Leaflets not asleep

10th 7º a.m Leaflets not asleep

12º sensitive to touch.— put into dark cupboard.

10. 30' P.m leaflet no asleep sensitive

11th 7º am leaflets not asleep, slightly sensitive to touch

8. 30' P.m sensitive.

12th 8º a.m slightly sensitive

10 15 Pm not asleep

[59v]

[Proof sheet of Cross and self fertilisation, p. 152.]


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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 26 August, 2023