From:
Charles Robert Darwin
To:
Johann Friedrich Theodor (Fritz) Müller
Date:
13 Nov 1881
Source of text:
The British Library (Loan MS 10 no 56)
Summary:
Is experimenting with effect of ammonium carbonate on chlorophyll and roots, but finds the results confusing.
Julius von Wiesner has published a book reinterpreting CD’s observations in Movement in plants [see 13422].
Contributor:
Darwin Correspondence Project