From:
Charles Robert Darwin
To:
Nature
Date:
[before 15 Sept 1881]
Source of text:
Nature , 15 September 1881, p. 459
Summary:
Quotes from a Fritz Müller letter of 9 Aug supporting CD’s views that leaves position themselves at night so as to minimise heat loss by radiation. It is a new fact to CD that leaves take different positions at different seasons.
Contributor:
Darwin Correspondence Project