RECORD: Darwin, C. R. 1877.12.30. Mesembryanthemum tricolor & Mignonette. CUL-DAR209.7.69. 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).


[69]

Dec. 30 1877

Mesembryanthemum tricolor & Mignonette at same time not at all bowed; possibly the former may havebeen prevented by cold, yet day warm for winter when kept warm by Lamp was somewhat hardly & doubtfully bowed to light but far less sensitive than many most other plants; astonishing difference.— & Cassia no Tora


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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 25 September, 2022