RECORD: Darwin, C. R. Canary grass. CUL-DAR209.8.42. (John van Wyhe ed., 2002-. The Complete Work of Charles Darwin Online, http://darwin-online.org.uk/)

REVISION HISTORY: Transcribed and edited by John van Wyhe. 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).

42

Light

.7 high    Dec 7th 8° 55 a.m

1. 15       Dec 8th —9°

               9' 8°. 55

               Dec. 10 8° 55

1.75 high            Dec 11 9°

               Dec 12' 9'

               Dec. 13. 10° 30'

Dots on stem outer side of Canary grass Stick with red Band

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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 23 December, 2025