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DCP-LETT-7132

From:
Charles Robert Darwin
To:
Asa Gray
Date:
15 Mar [1870]
Source of text:
Gray Herbarium of Harvard University (91)
Summary:

The "man-essay" [Descent] is "very interesting but very difficult".

Cat-like behaviour in dogs.

Thanks for information from Louis Agassiz;

wishes he could feel he deserves what Alexander Agassiz says of him.

Contributor:
Darwin Correspondence Project

DCP-LETT-7388

From:
Charles Robert Darwin
To:
Asa Gray
Date:
7 Dec 1870
Source of text:
Gray Herbarium of Harvard University (90)
Summary:

Believes AG’s cases of incipient dimorphism are due to mere variability. Has found examples in Nolana and Amsinckia; believes such variation is the basis for the development of dimorphism. Was unaware of variations in Phlox.

Sensitivity of Drosera and Dionaea.

Contributor:
Darwin Correspondence Project
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