RECORD: Darwin, C. R. 1880.02.05-12. Alabama Cotton / Sea-island Cotton. CUL-DAR209.9.17. Edited by John van Wyhe (Darwin Online, http://darwin-online.org.uk/)
REVISION HISTORY: Transcribed by Christine Chua and edited by John van Wyhe 7.2022. 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-DAR209.9 contains materials for Darwin's book Movement in plants (1880).
[page] [17]
Alabama Cotton. 1880
Feb. 5th 10°. 10' P.m
Cots. average broad .8 inch. considerably depressed— more than 45° beneath horizon several of them It seem chiefly those turn to light
Feb. 6th I think only heliotropism
(Feb. 7th 10° P.m. some a little depressed about 40°. largest cot. 1.3 inch in breadth.)
Feb 12° 10. 15 P.m were rather dry— Cots decidedly declined — almost asleep. 1 Cot 2.1. inch broad — no plumule.
Sea-island Cotton.
Feb. 5 10°. 10' P.m
Cots. broad. about .8 inch— considerably depressed, but chiefly those turned to light
(Feb 6' I think only Heliotropism (placed now so that light comes only from above))
Feb
(Feb. 7th— 10° P.m Cots. all horizontal largest Cot 1.35 inch in breadth no plumules)
Feb 12th 10° 15 P.m. biggest Cot 2.1 breadth — no plumule — Cots a little declined
Citation: John van Wyhe, ed. 2002-. The Complete Work of Charles Darwin Online. (http://darwin-online.org.uk/)
File last updated 24 August, 2023