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DCP-LETT-7462

From:
Charles Robert Darwin
To:
Raphael Meldola
Date:
28 Jan [1871]
Source of text:
Oxford University Museum of Natural History (Hope Entomological Collections 1350: Hope/Westwood Archive, Darwin folder)
Summary:

Thanks RM for information on case of hexadactyly [see RM’s paper, "Hexadactylism", Land and Water, 11 March 1871, p. 179.

Contributor:
Darwin Correspondence Project

DCP-LETT-7813

From:
Charles Robert Darwin
To:
Raphael Meldola
Date:
9 June [1871]
Source of text:
Oxford University Museum of Natural History (Hope Entomological Collections 1350: Hope/Westwood Archive, Darwin folder)
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.

Contributor:
Darwin Correspondence Project
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