Search: Darwin, C. R. in correspondent 
1870-1879::1879::06 in date 
Darwin, Francis in author 
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DCP-LETT-12075

From:
Francis Darwin
To:
Charles Robert Darwin
Date:
[after 2 June 1879]
Source of text:
DAR 209.5: 230–2
Summary:

Geotropism.

Experimenting on Porlieria in damp and dry earth.

Hermann Müller has been ridiculed for teaching children "in the beginning was Carbon".

Will ask about Ernst Krause.

Contributor:
Darwin Correspondence Project
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DCP-LETT-12111F

From:
Francis Darwin
To:
Charles Robert Darwin
Date:
[after 16 June 1879]
Source of text:
DAR 274.1: 53
Summary:

Reports on roots and climbing plants experiments he is performing in Sachs’ laboratory. Orchids with air roots have come. Goebel says proshelic better than helic.

Contributor:
Darwin Correspondence Project

DCP-LETT-12126F

From:
Francis Darwin
To:
Charles Robert Darwin
Date:
[before 26 June 1879]
Source of text:
DAR 274.1: 55
Summary:

Discusses results of geotropism experiment. Has started some heliotropic caustic experiments on mustard roots. Has trouble making marks.

Contributor:
Darwin Correspondence Project
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