From:
Charles Robert Darwin
To:
Edward Frankland
Date:
31 Aug 1874
Source of text:
The John Rylands Library, The University of Manchester
Summary:
Utricularia catch freshwater Crustaceans, which cannot be digested and rot in the bladders. CD is interested to identify any substance produced in the putrefaction before it is resolved into gases and salts of ammonia. He has reason to believe that the plant absorbs such products.
Contributor:
Darwin Correspondence Project