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From:
Daniel Oliver
To:
Charles Robert Darwin
Date:
23 Apr 1862
Source of text:
DAR 173.1: 14
Summary:

Distinguishes two kinds of floral dimorphism: that affecting sexual organs and that affecting outer envelopes.

Contributor:
Darwin Correspondence Project
From:
Sir John Herschel
To:
Robert FitzRoy
Date:
[23 April 1862]
Source of text:
RS:HS 23.370
Summary:

Comments on the pressure of the atmosphere; is convinced of the effect of the full moon on weather.

Contributor:
John Herschel Project