RECORD: Darwin, C. R. 1861.04.19. Origin / Ch IX & Origin. CUL-DAR205.7.150. Edited by John van Wyhe (Darwin Online, http://darwin-online.org.uk/)

REVISION HISTORY: Transcribed by Christine Chua and edited by John van Wyhe 3.2023. 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-DAR205.7 contains notes on hybridism, sterility and pigeons.


[150]

Origin Ch IX & Origin

Hybrids

Ap. 19 61. Gould assures me that the hybrids of P. versicolor & common are all dying out & are certainly in some degree sterile. Mr Gurney finds so —

These Hybrids certainly differ considerably in plumage.—


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

File last updated 9 May, 2023