The Complete Work of Charles Darwin Online

RECORD: Darwin, C. R. n.d. Abstract of Knight, Philosophical Transactions, 1799 and 1828. CUL-DAR49.153. Edited by John van Wyhe (Darwin Online, http://darwin-online.org.uk/)

REVISION HISTORY: Transcribed by Christine Chua and edited by John van Wyhe 1.2022. 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-DAR49 contains notes for Natural selection chap. 3 on 'On...organic beings occasionally crossing' or dichogamy. Darwin cited this in Cross and self fertilisation, F1249.

Thomas Andrew Knight. 1799. An account of some experiments on the fecundation of vegetables. In a letter from Thomas Andrew Knight, Esq. to the Right Hon. Sir Joseph Banks, K. B. P. R. S. Philosophical Transactions 89 (December): 195-204.

Thomas Andrew Knight. 1828. On some circumstances relating to the economy of bees. Philosophical Transactions 118 (December): 319-323.

[153]

Knight on Fecundation Phil. Trans. 1799

p 196 - Castrated Peas & those on which he put no pollen, had no seeds.

p 200 good effect in height of crossing Peas & in withstanding Blight in Wheat

p 200 by sowing different wheat together "I readily obtained as many varieties as I wished" (not owing to much pollen

p 202 argues "that nature intended a sexual intercourse shd take place between neighbouring plants of the same species" (argues briefly from structure of flower &c)

also Phil. Tran 1828. p 320.

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