The Complete Work of Charles Darwin Online

RECORD: Darwin, C. R. 1877.08.31-.09.28 Lupinus pilosus. CUL-DAR209.1.63. Edited by John van Wyhe (Darwin Online, http://darwin-online.org.uk/)

REVISION HISTORY: Transcribed by Christine Chua and edited by John van Wyhe 6.2022. 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-DAR209.1 contains materials on circumnutation of leaves and sleep for Darwin's book Movement in plants (1880).

Lupinus pilosus — Aug 31. 8º 30' P.m. 1877

(Sept 28' looked at almost fully grown plants, all leaves asleep in same way.)

[annotated diagrams]

Angle of leaflets on opposite side of star rather variable a common one here represented A

Sept 1' 8º 30 A.m Leaflets horizontal

Petiole of marked leaf in same position relatively to axis.

(It is clear from this that petioles must rise

[sketch] asleep — 9º P.m

[sketch] Distance of centre of 2 leaves apart at 8º 40' in morning — see [Gorzenanus by Gray]

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