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From:
Charles Robert Darwin
To:
John Joseph Briggs
Date:
2 Feb [1863]
Source of text:
American Philosophical Society (Mss.B.D25.286)
Summary:

Asks JJB for date of his article in the Field dealing with the regeneration of fishes’ fins; additional questions about the fish.

Contributor:
Darwin Correspondence Project
From:
Charles Robert Darwin
To:
Isaac Anderson; Isaac Anderson Henry
Date:
2 Feb [1863]
Source of text:
DAR 145: 2
Summary:

Suggests collecting seeds at different heights from British Columbia.

Describes experiment on seeds from short anthers.

C. V. Naudin writes he has discovered cause of hybrid sterility.

Contributor:
Darwin Correspondence Project