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DCP-LETT-5894

From:
Johann Xaver Robert (Robert) Caspary
To:
Charles Robert Darwin
Date:
18 Feb 1868
Source of text:
DAR 76: B173–4
Summary:

Discusses the flowers of, and cross- and self-fertilisation in, certain aquatic plants. Gives cases of dichogamy and perfect self-fertility.

Contributor:
Darwin Correspondence Project
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DCP-LETT-5932

From:
Charles Robert Darwin
To:
Johann Xaver Robert (Robert) Caspary
Date:
25 Feb [1868]
Source of text:
DAR 143: 252
Summary:

Will send English edition [of Variation] when available.

Mentions revisions in second issue concerning graft-hybrids.

Asks for Euryale seed for experiment.

Discusses fertility of crossed and self-fertilised plants.

Contributor:
Darwin Correspondence Project

DCP-LETT-6083

From:
Johann Xaver Robert (Robert) Caspary
To:
Charles Robert Darwin
Date:
2 Apr 1868
Source of text:
DAR 161: 122
Summary:

Finds important differences between English and German versions of Variation on graft-hybrids.

Experiments and observations on submerged flowers.

Contributor:
Darwin Correspondence Project
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