RECORD: Darwin, C. R. n.d. After saying that vars. are local. CUL-DAR45.7. Edited by John van Wyhe (Darwin Online, http://darwin-online.org.uk/)
REVISION HISTORY: Transcribed by Christine Chua and edited by John van Wyhe 9.2022. RN1
NOTE: See record in the Darwin Online manuscript catalogue, enter its Identifier here. Reproduced with permission of the Syndics of Cambridge University Library William Huxley Darwin. The volume CUL-DAR45 contains notes for Natural selection chap. 4 'Variation under nature'.
[7]
Ch 4
In Discussion big Genera
After saying that vars. are local, I shd add & perhaps often an illusion for if a var. once increased so as to become more widely extended than its parent-form it would cease to be called a var.—
On our theory this must have often happened.— But it is strange that we do not have vars & species, equally common.— in distinct areas we have representative vars, equally common.— What is var. in one country — is the common form in another country — Wollaston.— Yet cases worth giving, as showing that certain recognized vars. are on average local like species, in their early state. I suspect that vars. are generally first local →
[7v]
Several vars in British Flora have wide range.
Citation: John van Wyhe, ed. 2002-. The Complete Work of Charles Darwin Online. (http://darwin-online.org.uk/)
File last updated 12 October, 2022