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From:
Charles Robert Darwin
To:
Joseph Dalton Hooker
Date:
29 Dec 1868
Source of text:
DAR 94: 108—9
Summary:

JDH’s letter invaluable for an answer to Nägeli’s essay [Entstehung und Begriff der Naturhistorischen Art (1865)].

Has gone through his index to Gardeners’ Chronicle but finds little of use to JDH for his Flora.

Contributor:
Darwin Correspondence Project
From:
William Alexander Wooler
To:
Charles Robert Darwin
Date:
29 Dec 1868
Source of text:
DAR 181: 159
Summary:

Observations that confirm CD’s deduction that half-bred Persian cats are fruitful one with another. Relates case of Persian characters reappearing in the offspring of a common cat which was the descendant of a half-bred Persian.

Contributor:
Darwin Correspondence Project