RECORD: Darwin, C. R. Helianthus Vertical glass. CUL-DAR209.4.164. (John van Wyhe ed., 2002-. The Complete Work of Charles Darwin Online, http://darwin-online.org.uk/)
REVISION HISTORY: Prepared 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 volume CUL-DAR209.3 contains materials on Circumnutation of leaves and hyponasty for Darwin's book Movement in plants (1880).
164
Diagram (1)
Helianthus Vertical glass
(Right-Hand on N.W. Cot 8°. 15 a.m Oct. 21)
8. 45
9. 20'
10. 5
11°. 5
12° 23'
1°
7°. 30
9. 20'
10° 30' P.m.
(Left Hand or S.E. Cotylo Right— Hand or N.W.)
8°. 15 a.m. Oct 25
8°. 45
9. 20
10. 5
11. 5
12°. 23
1°
2°
2°. 52'
3. 50
5°
6°
7°. 30'
9° 20
10° 30' P.m
Citation: John van Wyhe, ed. 2002-. The Complete Work of Charles Darwin Online. (http://darwin-online.org.uk/)
File last updated 28 January, 2026