RECORD: Darwin, C. R. & Francis Darwin. [1881-1882]. drawings for figs 1-2 [for Action of carbonate of ammonia on the roots]. CUL-DAR28.2.A1a-A1b. (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 2.2026. 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.
Darwin, C. R. 1882. The action of carbonate of ammonia on the roots of certain plants. [Read 16 March.] Journal of the Linnean Society of London (Botany) 19: 239-261. Text Image PDF F1800
"Ammonium carbonate. 1882 The action of carbonate of ammonia on the roots of certain plants, Jrnl. of the Lin. Soc. of London (Bot.), 19: pp. 239-61 (Shorter publications, F1800). 1882 The action of carbonate of ammonia on chlorophyll bodies, ibid., 19: pp. 262-84 (Shorter publications, F1801). Both read by Francis Darwin. Abstracts of these by Francis Darwin, Nature, 25: pp. 489-90. CD's notes are in DAR62." (Paul van Helvert & John van Wyhe, Darwin: A Companion, 2021)
Darwin, Francis. 1882. The action of carbonate of ammonia on the roots of certain plants, and on chlorophyll bodies. Nature 25 (23 March): 489-490. A2664.
Darwin died six weeks after the reading of this paper.
A1a
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X260
Drawn with Zeiss Camera
Ocular 3
Objective DD
Fig. I
(reduced to 2/3)
X260
Zeiss obj DD
Oc 3
Cyclamen
A1b
Fig. II
(reduced to 2/3)
Cyclamen
X260
Drawn with Zeiss Camera
Zeiss{ ocular 3 objective DD
[2 calculations]
A1b
[image rotated]
Citation: John van Wyhe, ed. 2002-. The Complete Work of Charles Darwin Online. (http://darwin-online.org.uk/)
File last updated 7 February, 2026