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From:
George Howard Darwin
To:
Charles Robert Darwin
Date:
[before 11 May 1863]
Source of text:
DAR 51: 6–7
Summary:

Notes, calculations, and diagrams on phyllotaxy.

Contributor:
Darwin Correspondence Project
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From:
Charles Robert Darwin
To:
Asa Gray
Date:
11 May [1863]
Source of text:
Gray Herbarium of Harvard University (59)
Summary:

CD despairs when men like AG and Lyell consider themselves incapable of judging on change of species by descent.

Is confused over phyllotaxy.

Has been looking at Plantago lanceolata.

Contributor:
Darwin Correspondence Project
From:
Charles Robert Darwin
To:
Osbert Salvin
Date:
11 [May 1863]
Source of text:
Sybil Rampen (private collection)
Summary:

At the suggestion of J. D. Hooker CD offers his opinion on the value of a proposed collection to be made at the Galápagos. The display would not be attractive or appealing to amateurs in natural history, but the scientific value of good collections of every species would be very great if those of each island are rigorously kept separate.

Contributor:
Darwin Correspondence Project