RECORD: Darwin, C. R. [1877?].10.31. Lycopodium. CUL-DAR209.4.239. Edited by John van Wyhe (Darwin Online, http://darwin-online.org.uk/)
REVISION HISTORY: Transcribed by Christine Chua and edited by John van Wyhe 9.2022. 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-DAR209.4 contains materials for Darwin's book Movement in plants (1880).
[239]
Oct 31'
Lycopodium or one of Family
A little plant 4/10 of inch high which had sprung up in pot in Hot-House fixed light filament of glass to end of shoot with mark below.— Kept in dark, traced on Horizontal glass. — Movement of point magnified 42 times. Diagram shows movement from 8° 45 to 10' P.m. changed course many times, & I think may certainly be called nutation
Citation: John van Wyhe, ed. 2002-. The Complete Work of Charles Darwin Online. (http://darwin-online.org.uk/)
File last updated 28 September, 2022