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To Raphael Meldola   9 June [1871]

Summary

Mentions the difficulties in explaining the separation of sexes and Carl Nägeli’s view that the sexes of plants were primordially distinct.

Has been experimenting for five or six years to demonstrate that the benefits of crossing are the same as those derived from a slight change of conditions.

Author:  Charles Robert Darwin
Addressee:  Raphael Meldola
Date:  9 June [1871]
Classmark:  Oxford University Museum of Natural History (Hope Entomological Collections 1350: Hope/Westwood Archive, Darwin folder)
Letter no:  DCP-LETT-7813

From Raphael Meldola   7 June 1871

Summary

Discusses the origin and advantages of sexual differentiation in terms of division of labour.

Discusses the origin of the giraffe’s neck and the unsoundness of St G. J. Mivart’s view with respect to it.

Points out an error in Descent.

Author:  Raphael Meldola
Addressee:  Charles Robert Darwin
Date:  7 June 1871
Classmark:  DAR 171: 116
Letter no:  DCP-LETT-7807
Document type
letter (2)
Correspondent
Darwin, C. R.disabled_by_default
Meldola, Raphaeldisabled_by_default