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Darwin, C. R. in correspondent 
Wiesner, Julius in correspondent 
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From:
Julius Wiesner
To:
Charles Robert Darwin
Date:
1 Oct 1881
Source of text:
DAR 181: 98
Summary:

Sends copy of his Das Bewegungsvermögen der Pflanzen [1881]. Disagrees with CD about plant movement.

Contributor:
Darwin Correspondence Project
From:
Charles Robert Darwin
To:
Julius Wiesner
Date:
4 Oct 1881
Source of text:
DAR 148: 357
Summary:

Thanks JW for book [Das Bewegungsvermögen der Pflanzen (1881)]. Discusses movement in plants.

Contributor:
Darwin Correspondence Project
From:
Julius Wiesner
To:
Charles Robert Darwin
Date:
11 Oct 1881
Source of text:
DAR 181: 99
Summary:

Thanks for copy of Earthworms.

Responds to CD’s comments on his book [Das Bewegungsvermögen der Pflanzen (1881)].

Contributor:
Darwin Correspondence Project
From:
Charles Robert Darwin
To:
Julius Wiesner
Date:
25 Oct 1881
Source of text:
DAR 148: 358
Summary:

Further comments on JW’s Das Bewegungsvermögen der Pflanzen [1881]. Discusses heliotropism and sensitivity of root tips. Bewildered by their differences concerning circumnutation.

Contributor:
Darwin Correspondence Project
From:
Julius Wiesner
To:
Charles Robert Darwin
Date:
11 Nov 1881
Source of text:
DAR 261.11: 22 (EH 88206074)
Summary:

CD has misunderstood his views on heliotropism. Agrees that his experiments on the movement of root tips are weak. Will conduct further research. Thinks that since mechanical conception of botany is not so widespread, those who agree with CD probably are in majority.

Contributor:
Darwin Correspondence Project