RECORD: Darwin, C. R. [ny].02.18-21. Cyclamen persicum / Proof sheet of Forms of flowers. CUL-DAR209.7.43-44. Edited by John van Wyhe (Darwin Online, http://darwin-online.org.uk/)
REVISION HISTORY: Transcribed by Christine Chua and edited by John van Wyhe 8.2022. 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 volumes CUL-DAR209.7-8 contain notes on heliotropism (phototropism) for Darwin's book Movement in plants (1880).
[43]
Peduncle of Cyclamen Persica
(Fig 211)
same scale
not worth engraving
[44]
(Cyclamen Persicum: downward apheliotropic movement of flower-peduncle, greatly magnified (about 47 times?) traced on horizontal glass, from 1° P.m Feb. 18th to 8 a.m. Feb. 21st)
[44v]
[Proof sheet and corrections of Forms of flowers, p. 91.]
Citation: John van Wyhe, ed. 2002-. The Complete Work of Charles Darwin Online. (http://darwin-online.org.uk/)
File last updated 2 November, 2022