The Complete Work of Charles Darwin Online

RECORD: Darwin, C. R. 1878.06. Mimosa albida. CUL-DAR209.2.125. Edited by John van Wyhe (Darwin Online, http://darwin-online.org.uk/)

REVISION HISTORY: Transcribed by Christine Chua and edited by John van Wyhe 5.2023. 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-DAR209.2 contains materials on circumnutation of leaves and stems for Darwin's book Movement in plants (1880).

[125]

June 1878

Mimosa albida

circumnutation of main petiole.

A young plant 3 1/4 high— The 7th fine young leaf horizontal observed under skylight— Main petiole 1.35 long with end 7 inches from vertical glass— Observed [sketch] from evening of 27 24. to near noon of 30th.‒ See Tracing.

During th each of during 2 3/4 days 3 nights rose but to very various degree, beginning to rise late in evening; on the following morning after about 7° a.m. either rose or fell & during day circumnutated in conspicuous manner.

Temp. warm on 28th 24° Cent— on 29th alm 22.°

24 [x] 3 [=] 72 [-] 9 [=] 63

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