RECORD: Darwin, C. R. 1880.05.04. Convolvulus major. CUL-DAR209.9.12. Edited by John van Wyhe (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-DAR209.9 contains materials for Darwin's book Movement in plants (1880).


[page] [12]

Convolvulus major 1880

May 4th. last night cots were declined at 10° P.m about 45° below horizon

To day put in Klinostat at about 5°. 30' P.m. when one cot. stood 15° below horizon & now at 10° P.m 13° from the vertical. or 77° below Horizon.— The other Cot stood at 5° 30' 29° below horizon & now 10° P.m is 8° from vertical.— ie 82° below horizon. ie fell about — Petioles a little arched downwards & still, but chief movement close to blade—

Breadth of Cot 1.65

Length to base of notch. .75.—


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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 24 August, 2023