Search: Darwin, C. R. in correspondent 
Berkeley, M. J. in correspondent 
1850-1859::1856::03 in date 
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From:
Miles Joseph Berkeley
To:
Charles Robert Darwin
Date:
7 Mar 1856
Source of text:
DAR 160: 174
Summary:

Reports on breeding experiments with various seeds: corn, aubergine, kidney beans, sugar-peas. Speculates that cause of changes in seed colour in sugar-peas may be mere variation rather than result of impregnation.

Contributor:
Darwin Correspondence Project
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From:
Charles Robert Darwin
To:
Miles Joseph Berkeley
Date:
18 Mar [1856]
Source of text:
Joseph R. Sakmyster, ADS Autographs (dealer) (no date)
Summary:

Thanks MJB for information which he is including in his article for the Linnean Society.

Refers to the peas "which produce the black or intensely purple pods". [See 1834 and 1836.]

Contributor:
Darwin Correspondence Project