The Complete Work of Charles Darwin Online

RECORD: Darwin, C. R. 4 October. Boiled for several minutes 2 gr of Edible Swallows Nest from China. CUL-DAR60.1.111. Edited by John van Wyhe (Darwin Online, http://darwin-online.org.uk/)

REVISION HISTORY: Transcribed by Christine Chua and edited by John van Wyhe 12.2022. 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-DAR 54-61 contain material for Darwin's book Insectivorous plants (1875).

111

Oct 4th 8.55 Boiled for several minutes 2 gr of Edible Swallows Nest from China in 1 oz of water — much softened &c portion dissolved put 1.2 [illeg] drops on 3 leaves Blue-paper heads & on some tentacles (the latter inflated in 2 or 3 minutes)

(in 5' several tentacles inflated)

(9.15 very considerable inlfation in all 3 leaves)

(10.30 plenty of inflation)

(11.05 all but extreme marginal & in one leaf all the 2 or 3 outer rows closely inflected. N B I do not know much much was dissolved.)

[sketch]

(add ath Saliva)

Citation: John van Wyhe, ed. 2002-. The Complete Work of Charles Darwin Online. (http://darwin-online.org.uk/)