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DCP-LETT-1479

From:
Charles Robert Darwin
To:
George Crawford Hyndman
Date:
16 Apr [1852]
Source of text:
American Philosophical Society (Mss.B.D25.101)
Summary:

Thanks GCH for Balanus specimens.

Contributor:
Darwin Correspondence Project

DCP-LETT-1496

From:
Charles Robert Darwin
To:
Joseph Dalton Hooker
Date:
[Apr 1852]
Source of text:
DAR 107: 66–7
Summary:

Questions on variation in nature: taxa varying in one region but not another. Variation between vs within species. Rarity of variation in important organs within a species. G. R. Waterhouse’s views on variation in highly developed organs, which CD relates to variation in rudimentary organs.

Asks for cases of obligate self-fertilising plants.

[CD annotation proposes using the Steudel Nomenclator botanicus (1821–4) to determine if variable species occur in genera with many species.]

Contributor:
Darwin Correspondence Project
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